-7a+9=-3a+49

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Solution for -7a+9=-3a+49 equation:


Simplifying
-7a + 9 = -3a + 49

Reorder the terms:
9 + -7a = -3a + 49

Reorder the terms:
9 + -7a = 49 + -3a

Solving
9 + -7a = 49 + -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.
9 + -7a + 3a = 49 + -3a + 3a

Combine like terms: -7a + 3a = -4a
9 + -4a = 49 + -3a + 3a

Combine like terms: -3a + 3a = 0
9 + -4a = 49 + 0
9 + -4a = 49

Add '-9' to each side of the equation.
9 + -9 + -4a = 49 + -9

Combine like terms: 9 + -9 = 0
0 + -4a = 49 + -9
-4a = 49 + -9

Combine like terms: 49 + -9 = 40
-4a = 40

Divide each side by '-4'.
a = -10

Simplifying
a = -10

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