3(x-7)-4(x-8)-9(x-5)=2

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Solution for 3(x-7)-4(x-8)-9(x-5)=2 equation:


Simplifying
3(x + -7) + -4(x + -8) + -9(x + -5) = 2

Reorder the terms:
3(-7 + x) + -4(x + -8) + -9(x + -5) = 2
(-7 * 3 + x * 3) + -4(x + -8) + -9(x + -5) = 2
(-21 + 3x) + -4(x + -8) + -9(x + -5) = 2

Reorder the terms:
-21 + 3x + -4(-8 + x) + -9(x + -5) = 2
-21 + 3x + (-8 * -4 + x * -4) + -9(x + -5) = 2
-21 + 3x + (32 + -4x) + -9(x + -5) = 2

Reorder the terms:
-21 + 3x + 32 + -4x + -9(-5 + x) = 2
-21 + 3x + 32 + -4x + (-5 * -9 + x * -9) = 2
-21 + 3x + 32 + -4x + (45 + -9x) = 2

Reorder the terms:
-21 + 32 + 45 + 3x + -4x + -9x = 2

Combine like terms: -21 + 32 = 11
11 + 45 + 3x + -4x + -9x = 2

Combine like terms: 11 + 45 = 56
56 + 3x + -4x + -9x = 2

Combine like terms: 3x + -4x = -1x
56 + -1x + -9x = 2

Combine like terms: -1x + -9x = -10x
56 + -10x = 2

Solving
56 + -10x = 2

Solving for variable 'x'.

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

Add '-56' to each side of the equation.
56 + -56 + -10x = 2 + -56

Combine like terms: 56 + -56 = 0
0 + -10x = 2 + -56
-10x = 2 + -56

Combine like terms: 2 + -56 = -54
-10x = -54

Divide each side by '-10'.
x = 5.4

Simplifying
x = 5.4

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