a+8(5-7)=7(8-9)

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Solution for a+8(5-7)=7(8-9) equation:


Simplifying
a + 8(5 + -7) = 7(8 + -9)

Combine like terms: 5 + -7 = -2
a + 8(-2) = 7(8 + -9)

Multiply 8 * -2
a + -16 = 7(8 + -9)

Reorder the terms:
-16 + a = 7(8 + -9)

Combine like terms: 8 + -9 = -1
-16 + a = 7(-1)

Multiply 7 * -1
-16 + a = -7

Solving
-16 + a = -7

Solving for variable 'a'.

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

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

Combine like terms: -16 + 16 = 0
0 + a = -7 + 16
a = -7 + 16

Combine like terms: -7 + 16 = 9
a = 9

Simplifying
a = 9

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