3a-5=3(a+1)+7a+1

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Solution for 3a-5=3(a+1)+7a+1 equation:


Simplifying
3a + -5 = 3(a + 1) + 7a + 1

Reorder the terms:
-5 + 3a = 3(a + 1) + 7a + 1

Reorder the terms:
-5 + 3a = 3(1 + a) + 7a + 1
-5 + 3a = (1 * 3 + a * 3) + 7a + 1
-5 + 3a = (3 + 3a) + 7a + 1

Reorder the terms:
-5 + 3a = 3 + 1 + 3a + 7a

Combine like terms: 3 + 1 = 4
-5 + 3a = 4 + 3a + 7a

Combine like terms: 3a + 7a = 10a
-5 + 3a = 4 + 10a

Solving
-5 + 3a = 4 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
-5 + 3a + -10a = 4 + 10a + -10a

Combine like terms: 3a + -10a = -7a
-5 + -7a = 4 + 10a + -10a

Combine like terms: 10a + -10a = 0
-5 + -7a = 4 + 0
-5 + -7a = 4

Add '5' to each side of the equation.
-5 + 5 + -7a = 4 + 5

Combine like terms: -5 + 5 = 0
0 + -7a = 4 + 5
-7a = 4 + 5

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

Divide each side by '-7'.
a = -1.285714286

Simplifying
a = -1.285714286

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