0.90x+0.03(90)=0.08(x+90)

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Solution for 0.90x+0.03(90)=0.08(x+90) equation: 


Simplifying
0.90x + 0.03(90) = 0.08(x + 90)

Multiply 0.03 * 90
0.90x + 2.7 = 0.08(x + 90)

Reorder the terms:
2.7 + 0.90x = 0.08(x + 90)

Reorder the terms:
2.7 + 0.90x = 0.08(90 + x)
2.7 + 0.90x = (90 * 0.08 + x * 0.08)
2.7 + 0.90x = (7.2 + 0.08x)

Solving
2.7 + 0.90x = 7.2 + 0.08x

Solving for variable 'x'.

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

Add '-0.08x' to each side of the equation.
2.7 + 0.90x + -0.08x = 7.2 + 0.08x + -0.08x

Combine like terms: 0.90x + -0.08x = 0.82x
2.7 + 0.82x = 7.2 + 0.08x + -0.08x

Combine like terms: 0.08x + -0.08x = 0.00
2.7 + 0.82x = 7.2 + 0.00
2.7 + 0.82x = 7.2

Add '-2.7' to each side of the equation.
2.7 + -2.7 + 0.82x = 7.2 + -2.7

Combine like terms: 2.7 + -2.7 = 0.0
0.0 + 0.82x = 7.2 + -2.7
0.82x = 7.2 + -2.7

Combine like terms: 7.2 + -2.7 = 4.5
0.82x = 4.5

Divide each side by '0.82'.
x = 5.487804878

Simplifying
x = 5.487804878

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