Pls i need with these 2 question pls. for my hw

a-x=7.5

b=x=1

Step-by-step explanation:

-x2 on either side.

add 1 on either side

subtract 2x on either side

divide by 2

15=2x

-x3 on either side

subtract 6 on either side

subtract 2x on either side

divide by 7

walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40

24

step-by-step explanation: