2(4x-5)+9=8x-ray

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Solution for 2(4x-5)+9=8x-ray equation:


Simplifying
2(4x + -5) + 9 = 8x + -1ray

Reorder the terms:
2(-5 + 4x) + 9 = 8x + -1ray
(-5 * 2 + 4x * 2) + 9 = 8x + -1ray
(-10 + 8x) + 9 = 8x + -1ray

Reorder the terms:
-10 + 9 + 8x = 8x + -1ray

Combine like terms: -10 + 9 = -1
-1 + 8x = 8x + -1ray

Reorder the terms:
-1 + 8x = -1ary + 8x

Add '-8x' to each side of the equation.
-1 + 8x + -8x = -1ary + 8x + -8x

Combine like terms: 8x + -8x = 0
-1 + 0 = -1ary + 8x + -8x
-1 = -1ary + 8x + -8x

Combine like terms: 8x + -8x = 0
-1 = -1ary + 0
-1 = -1ary

Solving
-1 = -1ary

Solving for variable 'a'.

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

Add 'ary' to each side of the equation.
-1 + ary = -1ary + ary

Combine like terms: -1ary + ary = 0
-1 + ary = 0

Add '1' to each side of the equation.
-1 + 1 + ary = 0 + 1

Combine like terms: -1 + 1 = 0
0 + ary = 0 + 1
ary = 0 + 1

Combine like terms: 0 + 1 = 1
ary = 1

Divide each side by 'ry'.
a = r-1y-1

Simplifying
a = r-1y-1

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