3x-4(64-x)=10 then x=?
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⇒ 3x - 4 ( 64 - x ) = 10
⇒ 3x - 256 + 4x = 10
⇒ 3x + 4x = 10 + 256
⇒ 7x = 266
⇒ x = 266/7
⇒ x = 23.7
Answered by
3
Answer:
3x*64-3x*4-4*64-4*-x=10
194x-12x-256-4x=10
182x-4x-256=10
178x=10+256
178x=266
x=1.50
hope it help
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