4(2a-3b)+a-7=

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Solution for 4(2a-3b)+a-7= equation:


Simplifying
4(2a + -3b) + a + -7 = 0
(2a * 4 + -3b * 4) + a + -7 = 0
(8a + -12b) + a + -7 = 0

Reorder the terms:
-7 + 8a + a + -12b = 0

Combine like terms: 8a + a = 9a
-7 + 9a + -12b = 0

Solving
-7 + 9a + -12b = 0

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 + 9a + 7 + -12b = 0 + 7

Reorder the terms:
-7 + 7 + 9a + -12b = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 9a + -12b = 0 + 7
9a + -12b = 0 + 7

Combine like terms: 0 + 7 = 7
9a + -12b = 7

Add '12b' to each side of the equation.
9a + -12b + 12b = 7 + 12b

Combine like terms: -12b + 12b = 0
9a + 0 = 7 + 12b
9a = 7 + 12b

Divide each side by '9'.
a = 0.7777777778 + 1.333333333b

Simplifying
a = 0.7777777778 + 1.333333333b

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