4a-9a+2a-7=17

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Solution for 4a-9a+2a-7=17 equation:


Simplifying
4a + -9a + 2a + -7 = 17

Reorder the terms:
-7 + 4a + -9a + 2a = 17

Combine like terms: 4a + -9a = -5a
-7 + -5a + 2a = 17

Combine like terms: -5a + 2a = -3a
-7 + -3a = 17

Solving
-7 + -3a = 17

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 + 7 + -3a = 17 + 7

Combine like terms: -7 + 7 = 0
0 + -3a = 17 + 7
-3a = 17 + 7

Combine like terms: 17 + 7 = 24
-3a = 24

Divide each side by '-3'.
a = -8

Simplifying
a = -8

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