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Pls i need help with these 2 question pls. For my hw

Pls i need help with these 2 question pls. For my hw-example-1
User Duvo
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1 Answer

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Answer:

a-x=7.5

b=x=1

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

User GKA
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