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Without solving the equation -3x+5=44, tell whether the value of x is positive or negative. How do you know?

First of all, we're learning how to solve equations with variables on both sides. Write and solve an equation for the situation. An architect is designing a rectangular greenhouse. Along one wall is a 7-ft storage area and 5 sections for different kinds o...

Tim and Kim are twins. At birth, Kim weighed 3 pounds more that 2/3 of Tim's weight. If Kim weighed 6 1/2 pounds at birth,how much did Tim weigh at birth?

There are 48 students in a school play. The ratio of boys to girls is 5:7. How many boys are in the school play? Explain how you found your answer.

During a checkers game, there are 16 pieces left. The ratio of black to red is 3:5. How many black pieces are on the board?

Can someone tell me the relationship (equation) between: (1,3) (2,12) (3,27) (4,48) (5,75) Like, I need y=?

Chelsea is tuning a piano when She discovers that G above middle C is vibrating with a higher frequency than her G tuning fork, which vibrates at 392 Hz. She plays the piano key and tuning fork at the same time and hears a beat frequency of 2.0 Hz. What i...

The speed of a wave doubles as it passes from one medium to the next. How will this affect the frequency of the wave?

An echo in Cowboys Stadium is heard after 2 seconds. How far is the person standing from the wall if the speed of sound is 340 m/sec?

58.28

Where did you get the 5/12 from when it's 5/7?

I think it's 6.