21(x-8)+90=6(5x-7)-35

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Solution for 21(x-8)+90=6(5x-7)-35 equation:


Simplifying
21(x + -8) + 90 = 6(5x + -7) + -35

Reorder the terms:
21(-8 + x) + 90 = 6(5x + -7) + -35
(-8 * 21 + x * 21) + 90 = 6(5x + -7) + -35
(-168 + 21x) + 90 = 6(5x + -7) + -35

Reorder the terms:
-168 + 90 + 21x = 6(5x + -7) + -35

Combine like terms: -168 + 90 = -78
-78 + 21x = 6(5x + -7) + -35

Reorder the terms:
-78 + 21x = 6(-7 + 5x) + -35
-78 + 21x = (-7 * 6 + 5x * 6) + -35
-78 + 21x = (-42 + 30x) + -35

Reorder the terms:
-78 + 21x = -42 + -35 + 30x

Combine like terms: -42 + -35 = -77
-78 + 21x = -77 + 30x

Solving
-78 + 21x = -77 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
-78 + 21x + -30x = -77 + 30x + -30x

Combine like terms: 21x + -30x = -9x
-78 + -9x = -77 + 30x + -30x

Combine like terms: 30x + -30x = 0
-78 + -9x = -77 + 0
-78 + -9x = -77

Add '78' to each side of the equation.
-78 + 78 + -9x = -77 + 78

Combine like terms: -78 + 78 = 0
0 + -9x = -77 + 78
-9x = -77 + 78

Combine like terms: -77 + 78 = 1
-9x = 1

Divide each side by '-9'.
x = -0.1111111111

Simplifying
x = -0.1111111111

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