7a+(10)-2a+1=

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Solution for 7a+(10)-2a+1= equation:


Simplifying
7a + (10) + -2a + 1 = 0
7a + 10 + -2a + 1 = 0

Reorder the terms:
10 + 1 + 7a + -2a = 0

Combine like terms: 10 + 1 = 11
11 + 7a + -2a = 0

Combine like terms: 7a + -2a = 5a
11 + 5a = 0

Solving
11 + 5a = 0

Solving for variable 'a'.

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

Add '-11' to each side of the equation.
11 + -11 + 5a = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 5a = 0 + -11
5a = 0 + -11

Combine like terms: 0 + -11 = -11
5a = -11

Divide each side by '5'.
a = -2.2

Simplifying
a = -2.2

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