You can buy 3 T-shirts for $24. Write a proportion that gives the cost
cof buying 7 T-shirts.

13875138answer:

step-by-step explanation:

use a calculator!

the difference between a number and 5 is -2.

step-by-step explanation:

notice that the equation you are given has -2 (negative 2) on the right side, not 2. when you subtract 5 from a number n, you are finding the difference between the number and 5.

the difference between a number and 5 is -2.

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

y < -3

step-by-step explanation:

-3y - 2 > 7

-3y -2 + 2 > 7+2

-3y > 9

-3y/-3 < 9/-3   (change the inequality sign when multiplying or dividing by a negative number)

y < -3