4(10-x)=7(x-1)

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Solution for 4(10-x)=7(x-1) equation:


Simplifying
4(10 + -1x) = 7(x + -1)
(10 * 4 + -1x * 4) = 7(x + -1)
(40 + -4x) = 7(x + -1)

Reorder the terms:
40 + -4x = 7(-1 + x)
40 + -4x = (-1 * 7 + x * 7)
40 + -4x = (-7 + 7x)

Solving
40 + -4x = -7 + 7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7x' to each side of the equation.
40 + -4x + -7x = -7 + 7x + -7x

Combine like terms: -4x + -7x = -11x
40 + -11x = -7 + 7x + -7x

Combine like terms: 7x + -7x = 0
40 + -11x = -7 + 0
40 + -11x = -7

Add '-40' to each side of the equation.
40 + -40 + -11x = -7 + -40

Combine like terms: 40 + -40 = 0
0 + -11x = -7 + -40
-11x = -7 + -40

Combine like terms: -7 + -40 = -47
-11x = -47

Divide each side by '-11'.
x = 4.272727273

Simplifying
x = 4.272727273

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