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7 (4х+1)- 3х= 57 — 13​
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7 (4х+1)- 3х= 57 — 13​

User JoeR
by
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1 Answer

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7x4x=28x
7x1=7

28x+7-3x=57-13

Combine like terms
28-3=25x

25x+7=57-13

57-13=44

25x+7=44

Subtract 7 from 44
25x=37

Divide by 25 on both sides
25/25=0
37/25=1.48

X=1.48
User Juanita
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