.35(4x-3)+.75(9x-5)-2.1=188.7

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Solution for .35(4x-3)+.75(9x-5)-2.1=188.7 equation:


Simplifying
0.35(4x + -3) + 0.75(9x + -5) + -2.1 = 188.7

Reorder the terms:
0.35(-3 + 4x) + 0.75(9x + -5) + -2.1 = 188.7
(-3 * 0.35 + 4x * 0.35) + 0.75(9x + -5) + -2.1 = 188.7
(-1.05 + 1.4x) + 0.75(9x + -5) + -2.1 = 188.7

Reorder the terms:
-1.05 + 1.4x + 0.75(-5 + 9x) + -2.1 = 188.7
-1.05 + 1.4x + (-5 * 0.75 + 9x * 0.75) + -2.1 = 188.7
-1.05 + 1.4x + (-3.75 + 6.75x) + -2.1 = 188.7

Reorder the terms:
-1.05 + -3.75 + -2.1 + 1.4x + 6.75x = 188.7

Combine like terms: -1.05 + -3.75 = -4.8
-4.8 + -2.1 + 1.4x + 6.75x = 188.7

Combine like terms: -4.8 + -2.1 = -6.9
-6.9 + 1.4x + 6.75x = 188.7

Combine like terms: 1.4x + 6.75x = 8.15x
-6.9 + 8.15x = 188.7

Solving
-6.9 + 8.15x = 188.7

Solving for variable 'x'.

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

Add '6.9' to each side of the equation.
-6.9 + 6.9 + 8.15x = 188.7 + 6.9

Combine like terms: -6.9 + 6.9 = 0.0
0.0 + 8.15x = 188.7 + 6.9
8.15x = 188.7 + 6.9

Combine like terms: 188.7 + 6.9 = 195.6
8.15x = 195.6

Divide each side by '8.15'.
x = 24

Simplifying
x = 24

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