please check my work.
1. The number of words (x) Tina can type per minute is at Least 50. write and graph and inequality. (I broke it down to these 2 choices because the A & D was incorrect)
B. x is less than or equal to 50
C. x is greater than or equal to 50 ~~~~
2. Gavin needs to at least read 150 pages of his book this week. he already read 82 pages. How many more pages (p) must Gavin read this week.
A. 82 + p is greater than or equal to 150; p is greater than or equal to 68 ~~~~
B. p + 82 is less than or equal to 150; p is less than or greater to 68
C. p - 72 is greater than or equal to 150; p is greater than or equal to 222
D. p - 82 is less than or equal to 150; p is less than or equal to 222
3. solve the inequality
x/-10 > 6
A. x > 60
B. x > -60 ~~~~ (or c? please help)
C. x < -60
D. x < -4
4. Solve the inequality. Explain each step and identify the property used for each step (for questions 4 & 5)
2y - 2 <14
A. y > 6
B. y > 8
C. y < 8 ~~~~
D. y < 6
5. 25 > 1 - 3d
A. d < -8
B. d > 8
C. d < 8
D. d > -8 ~~~~
16 answers
http://www.mathsisfun.com/algebra/inequality-solving.html
Check number 5.
The others are right.
x/-10 > 6 , we are going to multiply by -10 so the inequality sign must reverse ...
x < -60, so ------ C
all others are correct
x β₯ 50;
x > 50;
x β€ 50;
x β₯ 50;
1. C
2.C
3. A
4.C
5. C
6.C
7. D