.05x+40=.07x+30

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Solution for .05x+40=.07x+30 equation:


Simplifying
0.05x + 40 = 0.07x + 30

Reorder the terms:
40 + 0.05x = 0.07x + 30

Reorder the terms:
40 + 0.05x = 30 + 0.07x

Solving
40 + 0.05x = 30 + 0.07x

Solving for variable 'x'.

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

Add '-0.07x' to each side of the equation.
40 + 0.05x + -0.07x = 30 + 0.07x + -0.07x

Combine like terms: 0.05x + -0.07x = -0.02x
40 + -0.02x = 30 + 0.07x + -0.07x

Combine like terms: 0.07x + -0.07x = 0.00
40 + -0.02x = 30 + 0.00
40 + -0.02x = 30

Add '-40' to each side of the equation.
40 + -40 + -0.02x = 30 + -40

Combine like terms: 40 + -40 = 0
0 + -0.02x = 30 + -40
-0.02x = 30 + -40

Combine like terms: 30 + -40 = -10
-0.02x = -10

Divide each side by '-0.02'.
x = 500

Simplifying
x = 500

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