.7x+90(.1)=60(x+90)

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Solution for .7x+90(.1)=60(x+90) equation:


Simplifying
0.7x + 90(0.1) = 60(x + 90)

Multiply 90 * 0.1
0.7x + 9 = 60(x + 90)

Reorder the terms:
9 + 0.7x = 60(x + 90)

Reorder the terms:
9 + 0.7x = 60(90 + x)
9 + 0.7x = (90 * 60 + x * 60)
9 + 0.7x = (5400 + 60x)

Solving
9 + 0.7x = 5400 + 60x

Solving for variable 'x'.

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

Add '-60x' to each side of the equation.
9 + 0.7x + -60x = 5400 + 60x + -60x

Combine like terms: 0.7x + -60x = -59.3x
9 + -59.3x = 5400 + 60x + -60x

Combine like terms: 60x + -60x = 0
9 + -59.3x = 5400 + 0
9 + -59.3x = 5400

Add '-9' to each side of the equation.
9 + -9 + -59.3x = 5400 + -9

Combine like terms: 9 + -9 = 0
0 + -59.3x = 5400 + -9
-59.3x = 5400 + -9

Combine like terms: 5400 + -9 = 5391
-59.3x = 5391

Divide each side by '-59.3'.
x = -90.91062395

Simplifying
x = -90.91062395

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