-7a+0.67(12a+15)-10=

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Solution for -7a+0.67(12a+15)-10= equation:


Simplifying
-7a + 0.67(12a + 15) + -10 = 0

Reorder the terms:
-7a + 0.67(15 + 12a) + -10 = 0
-7a + (15 * 0.67 + 12a * 0.67) + -10 = 0
-7a + (10.05 + 8.04a) + -10 = 0

Reorder the terms:
10.05 + -10 + -7a + 8.04a = 0

Combine like terms: 10.05 + -10 = 0.05
0.05 + -7a + 8.04a = 0

Combine like terms: -7a + 8.04a = 1.04a
0.05 + 1.04a = 0

Solving
0.05 + 1.04a = 0

Solving for variable 'a'.

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

Add '-0.05' to each side of the equation.
0.05 + -0.05 + 1.04a = 0 + -0.05

Combine like terms: 0.05 + -0.05 = 0.00
0.00 + 1.04a = 0 + -0.05
1.04a = 0 + -0.05

Combine like terms: 0 + -0.05 = -0.05
1.04a = -0.05

Divide each side by '1.04'.
a = -0.04807692308

Simplifying
a = -0.04807692308

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