He needs 1/2 cup because 3/4-1/4=2/4 which is simplified to 1/2
Answer:

Step-by-step explanation:
Given the expression

<u>Expand and simplify the expression</u>

Expand 4(2x + 7) = 8x + 28

Expand -3(x + 5) = -3x - 15

Group like terms

Add similar elements: 8x - 3x = 5x

Simplify

Therefore, we conclude that:

Answer:
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Step-by-step explanation:
Answer:
3x+9
Step-by-step explanation:
3x+9 that will be the answer