-9(2x+5)-7(x-27)=21x-40x

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Solution for -9(2x+5)-7(x-27)=21x-40x equation:


Simplifying
-9(2x + 5) + -7(x + -27) = 21x + -40x

Reorder the terms:
-9(5 + 2x) + -7(x + -27) = 21x + -40x
(5 * -9 + 2x * -9) + -7(x + -27) = 21x + -40x
(-45 + -18x) + -7(x + -27) = 21x + -40x

Reorder the terms:
-45 + -18x + -7(-27 + x) = 21x + -40x
-45 + -18x + (-27 * -7 + x * -7) = 21x + -40x
-45 + -18x + (189 + -7x) = 21x + -40x

Reorder the terms:
-45 + 189 + -18x + -7x = 21x + -40x

Combine like terms: -45 + 189 = 144
144 + -18x + -7x = 21x + -40x

Combine like terms: -18x + -7x = -25x
144 + -25x = 21x + -40x

Combine like terms: 21x + -40x = -19x
144 + -25x = -19x

Solving
144 + -25x = -19x

Solving for variable 'x'.

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

Add '19x' to each side of the equation.
144 + -25x + 19x = -19x + 19x

Combine like terms: -25x + 19x = -6x
144 + -6x = -19x + 19x

Combine like terms: -19x + 19x = 0
144 + -6x = 0

Add '-144' to each side of the equation.
144 + -144 + -6x = 0 + -144

Combine like terms: 144 + -144 = 0
0 + -6x = 0 + -144
-6x = 0 + -144

Combine like terms: 0 + -144 = -144
-6x = -144

Divide each side by '-6'.
x = 24

Simplifying
x = 24

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