Math, asked by pheonixblastmon, 1 year ago

solve the equation=x/4=(x-21)

Answers

Answered by maryjessicka

11

x/4=(x-21)
x=4(x-21)
x=4x - (21*4)
4x-x=21*4
3x=21*4
x=(21*4)/3
x=7*4(21 is cancelled by 3)
x=28

Answered by lipi

3

x=4(x-21)
x=4x-84
3x=84
so x=28

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