8=-.40x+4

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Solution for 8=-.40x+4 equation:


Simplifying
8 = -0.40x + 4

Reorder the terms:
8 = 4 + -0.40x

Solving
8 = 4 + -0.40x

Solving for variable 'x'.

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

Add '0.40x' to each side of the equation.
8 + 0.40x = 4 + -0.40x + 0.40x

Combine like terms: -0.40x + 0.40x = 0.00
8 + 0.40x = 4 + 0.00
8 + 0.40x = 4

Add '-8' to each side of the equation.
8 + -8 + 0.40x = 4 + -8

Combine like terms: 8 + -8 = 0
0 + 0.40x = 4 + -8
0.40x = 4 + -8

Combine like terms: 4 + -8 = -4
0.40x = -4

Divide each side by '0.40'.
x = -10

Simplifying
x = -10

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