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Ostrovityanka [42]
3 years ago
5

Can someone help me on this pls i will give brainliest

Mathematics
2 answers:
Dmitrij [34]3 years ago
8 0
His error is in step 3. The variable x is being multiplied by -7 and therefore he should have divided both sides by -7, not 7 as he did.
DENIUS [597]3 years ago
8 0
-7x + 25= 48
-7x + 25 = 48 - 25
-7x = 23
-7x/-7 = 23/-7
your answer is Step 3: he should have divided both sides by -7

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