4(9-1)-5=3a+7

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Solution for 4(9-1)-5=3a+7 equation:


Simplifying
4(9 + -1) + -5 = 3a + 7

Combine like terms: 9 + -1 = 8
4(8) + -5 = 3a + 7

Multiply 4 * 8
32 + -5 = 3a + 7

Combine like terms: 32 + -5 = 27
27 = 3a + 7

Reorder the terms:
27 = 7 + 3a

Solving
27 = 7 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
27 + -3a = 7 + 3a + -3a

Combine like terms: 3a + -3a = 0
27 + -3a = 7 + 0
27 + -3a = 7

Add '-27' to each side of the equation.
27 + -27 + -3a = 7 + -27

Combine like terms: 27 + -27 = 0
0 + -3a = 7 + -27
-3a = 7 + -27

Combine like terms: 7 + -27 = -20
-3a = -20

Divide each side by '-3'.
a = 6.666666667

Simplifying
a = 6.666666667

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