(5x+2x-7x+9)-(-4+3x+2x+1)=

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Solution for (5x+2x-7x+9)-(-4+3x+2x+1)= equation:


Simplifying
(5x + 2x + -7x + 9) + -1(-4 + 3x + 2x + 1) = 0

Reorder the terms:
(9 + 5x + 2x + -7x) + -1(-4 + 3x + 2x + 1) = 0

Combine like terms: 5x + 2x = 7x
(9 + 7x + -7x) + -1(-4 + 3x + 2x + 1) = 0

Combine like terms: 7x + -7x = 0
(9 + 0) + -1(-4 + 3x + 2x + 1) = 0
(9) + -1(-4 + 3x + 2x + 1) = 0
9 + -1(-4 + 3x + 2x + 1) = 0

Reorder the terms:
9 + -1(-4 + 1 + 3x + 2x) = 0

Combine like terms: -4 + 1 = -3
9 + -1(-3 + 3x + 2x) = 0

Combine like terms: 3x + 2x = 5x
9 + -1(-3 + 5x) = 0
9 + (-3 * -1 + 5x * -1) = 0
9 + (3 + -5x) = 0

Combine like terms: 9 + 3 = 12
12 + -5x = 0

Solving
12 + -5x = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -5x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -5x = 0 + -12
-5x = 0 + -12

Combine like terms: 0 + -12 = -12
-5x = -12

Divide each side by '-5'.
x = 2.4

Simplifying
x = 2.4

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