-0.9=0.45(x+3)

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Solution for -0.9=0.45(x+3) equation:


Simplifying
-0.9 = 0.45(x + 3)

Reorder the terms:
-0.9 = 0.45(3 + x)
-0.9 = (3 * 0.45 + x * 0.45)
-0.9 = (1.35 + 0.45x)

Solving
-0.9 = 1.35 + 0.45x

Solving for variable 'x'.

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

Add '-0.45x' to each side of the equation.
-0.9 + -0.45x = 1.35 + 0.45x + -0.45x

Combine like terms: 0.45x + -0.45x = 0.00
-0.9 + -0.45x = 1.35 + 0.00
-0.9 + -0.45x = 1.35

Add '0.9' to each side of the equation.
-0.9 + 0.9 + -0.45x = 1.35 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + -0.45x = 1.35 + 0.9
-0.45x = 1.35 + 0.9

Combine like terms: 1.35 + 0.9 = 2.25
-0.45x = 2.25

Divide each side by '-0.45'.
x = -5

Simplifying
x = -5

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