10x+(12-x)=x+10(12-x)+18
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X = 4
Are you in 8th standard
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3
Answer:
x = 7
Step-by-step explanation:
10x + 12 - x = x + 10(12 - x) + 18
10x - x + 12 = x + 120 - 10x + 18
9x + 12 = 138 - 9x
9x + 9x = 138 - 12
18x = 126
x = 126/18
x = 7
How you solve it
In this lengthy way in this app
Answered by
1
Answer:
Step-by-step explanation:
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