13-7(x-4)=8(x-3)

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Solution for 13-7(x-4)=8(x-3) equation:


Simplifying
13 + -7(x + -4) = 8(x + -3)

Reorder the terms:
13 + -7(-4 + x) = 8(x + -3)
13 + (-4 * -7 + x * -7) = 8(x + -3)
13 + (28 + -7x) = 8(x + -3)

Combine like terms: 13 + 28 = 41
41 + -7x = 8(x + -3)

Reorder the terms:
41 + -7x = 8(-3 + x)
41 + -7x = (-3 * 8 + x * 8)
41 + -7x = (-24 + 8x)

Solving
41 + -7x = -24 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
41 + -7x + -8x = -24 + 8x + -8x

Combine like terms: -7x + -8x = -15x
41 + -15x = -24 + 8x + -8x

Combine like terms: 8x + -8x = 0
41 + -15x = -24 + 0
41 + -15x = -24

Add '-41' to each side of the equation.
41 + -41 + -15x = -24 + -41

Combine like terms: 41 + -41 = 0
0 + -15x = -24 + -41
-15x = -24 + -41

Combine like terms: -24 + -41 = -65
-15x = -65

Divide each side by '-15'.
x = 4.333333333

Simplifying
x = 4.333333333

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