10a+7=8(2u-4)-9

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Solution for 10a+7=8(2u-4)-9 equation:


Simplifying
10a + 7 = 8(2u + -4) + -9

Reorder the terms:
7 + 10a = 8(2u + -4) + -9

Reorder the terms:
7 + 10a = 8(-4 + 2u) + -9
7 + 10a = (-4 * 8 + 2u * 8) + -9
7 + 10a = (-32 + 16u) + -9

Reorder the terms:
7 + 10a = -32 + -9 + 16u

Combine like terms: -32 + -9 = -41
7 + 10a = -41 + 16u

Solving
7 + 10a = -41 + 16u

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + 10a = -41 + -7 + 16u

Combine like terms: 7 + -7 = 0
0 + 10a = -41 + -7 + 16u
10a = -41 + -7 + 16u

Combine like terms: -41 + -7 = -48
10a = -48 + 16u

Divide each side by '10'.
a = -4.8 + 1.6u

Simplifying
a = -4.8 + 1.6u

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