Algebra

This page lists questions and answers that were posted by visitors named Algebra.

Questions

The following questions were asked by visitors named Algebra.

ello i need help factoring I haven't had factorin sense Algebra one and now am in Algebra two and our school is screwed up were they shove in a year of Euclidean Geometry and Basic Trig inbetween first two years of Algebra... so i need to factor X^2-12X+3...

this is same person from before what am I exactly suppose to do when I'm asked to factor 2X(3X+4)-3(3X+4)

X^2=14X+5X I got Lost and on this one -2X(X+7) - (X+7) I need to factor these problems

can show me how to do this with out just squaring 3x^(1/2) - x - 6 = 0 how do i do this and solve for x with out just squareing and using quadratic formula. I was never taught the proof of the quadratic formula and would like to know how to do with withou...

could you show me how to solve for x it is killing me y/x^2 = b/(a-x)^2

Add and simplify: 2/x^2-16 + 3/x^2 -2x-8 Now if the numerator of your answer equals 6, what does x equal? My answer of 5x+16/(x-4)(x+4)(x+2) does not match theirs. The correct answer is -2. I don't know how they got there.

1. Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on earth also varies according to the elevation of the object? In particular, the weight of an object follows this equation: , wher...

he spreadsheet shows the length of 3 movies in each of 3 categories. Choose the formula that could be used in cell B2. A B C D E 1 Type of Movie Movie 1 (min. long) Movie 2 (min. long) Movie 3 (min. long) Mean Length 2 Animated 72 63 84 73 3 Drama 92 104...

Use the value d= rt to find the variable D= 100 feet t =25 second

simplify. 5 _____ -5 - 3√3

kenny can assemble a desk in 40 minutes while his friend paul can assemble the same desk in 20 minutes. kenny worked for 10 minutes and decided to ask paul to work together with him to finish the job earlier, so that they can go to see a football game. ho...

what is one fourth of thirteen?

Solve the equation. (Find only the real solutions. Enter your answers as a comma-separated list.) x + 2 = 38 − (x/2)

A car traveled 281 miles in 4 hours, 41 minutes. What was average speed of the car in miles per hour?

The formula p = nc - e gives the profit p when a number of items n are each sold at a cost c and expenses e are subtracted. If p = 3750, n = 3000 and e = 900, what is the value of c?

Hi, I just started learning about direct, joint, and inverse variation. I was doing a practice question and got -18 when the answer is -8. I'm having trouble solving the problem because my book only shows me how to find y not x. Please help me. If y varie...

Can someone check my work please? Fine the sum of the arithmetic series -4 + 1 + 6 + 11 + ..... + 91. I know that a1= -4, d=5, and a20=91. S20= 20/2 (-4 + 91) S20= 10 (87) S20= 870 The sum of the arithmetic series is 870.

2x-2<-12 or 2x+3>7 A.X<-5 or X>2 B.X<-5 or X>5*** C.X<-7 or X>5 D.X<-12 or X>5 ***=my answer

An astronaut on the moon throws a ball upward. The astronaut releases the ball at a height of 6 feet (ho). with an initial velocity (vo) of 20 feet/second. The height (h) of the ball in feet is given by the equation: h(t) = -2.7t^2 + vot + ho Note: t repr...

Kendra owns a toy store. She charges $8.00 for two puzzles and a piece of candy. She charges $4.50 for one puzzle and a piece of candy How much does each puzzle cost?

Answers

The following answers were posted by visitors named Algebra.

how do i factor 8X^2+10X-3 I know the answer is (4X-1)(2X+3) I just guessed and checked not sure about thorught process that's suppose to go trough my head here when dealing with a number before X^2 please tell me cuz i can get the answer by guessing but...

Compound Interest compounded semiannually A = P(1+(r/2))^2n r is annual rate as a decimal P is principle n is number of years A is present value A = 2000(1.0245)^16 = 2945.92

Nvm I figured it out.

Yay!! Thank you so much for checking. Have a lovely day.

They each have $125.00 each left over. Alex's total is $425.00. Tierra's total is $275.00. Nico's total is $165.00. I can confirm this answer because in the end, they all add up to $865.00.