2x-9(2x+5)=7(2x+3)

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Solution for 2x-9(2x+5)=7(2x+3) equation:


Simplifying
2x + -9(2x + 5) = 7(2x + 3)

Reorder the terms:
2x + -9(5 + 2x) = 7(2x + 3)
2x + (5 * -9 + 2x * -9) = 7(2x + 3)
2x + (-45 + -18x) = 7(2x + 3)

Reorder the terms:
-45 + 2x + -18x = 7(2x + 3)

Combine like terms: 2x + -18x = -16x
-45 + -16x = 7(2x + 3)

Reorder the terms:
-45 + -16x = 7(3 + 2x)
-45 + -16x = (3 * 7 + 2x * 7)
-45 + -16x = (21 + 14x)

Solving
-45 + -16x = 21 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
-45 + -16x + -14x = 21 + 14x + -14x

Combine like terms: -16x + -14x = -30x
-45 + -30x = 21 + 14x + -14x

Combine like terms: 14x + -14x = 0
-45 + -30x = 21 + 0
-45 + -30x = 21

Add '45' to each side of the equation.
-45 + 45 + -30x = 21 + 45

Combine like terms: -45 + 45 = 0
0 + -30x = 21 + 45
-30x = 21 + 45

Combine like terms: 21 + 45 = 66
-30x = 66

Divide each side by '-30'.
x = -2.2

Simplifying
x = -2.2

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