7+5(3x-4)=7(x-1)

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Solution for 7+5(3x-4)=7(x-1) equation:


Simplifying
7 + 5(3x + -4) = 7(x + -1)

Reorder the terms:
7 + 5(-4 + 3x) = 7(x + -1)
7 + (-4 * 5 + 3x * 5) = 7(x + -1)
7 + (-20 + 15x) = 7(x + -1)

Combine like terms: 7 + -20 = -13
-13 + 15x = 7(x + -1)

Reorder the terms:
-13 + 15x = 7(-1 + x)
-13 + 15x = (-1 * 7 + x * 7)
-13 + 15x = (-7 + 7x)

Solving
-13 + 15x = -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.
-13 + 15x + -7x = -7 + 7x + -7x

Combine like terms: 15x + -7x = 8x
-13 + 8x = -7 + 7x + -7x

Combine like terms: 7x + -7x = 0
-13 + 8x = -7 + 0
-13 + 8x = -7

Add '13' to each side of the equation.
-13 + 13 + 8x = -7 + 13

Combine like terms: -13 + 13 = 0
0 + 8x = -7 + 13
8x = -7 + 13

Combine like terms: -7 + 13 = 6
8x = 6

Divide each side by '8'.
x = 0.75

Simplifying
x = 0.75

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