4(a-2)+3(2a+1)=-1

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Solution for 4(a-2)+3(2a+1)=-1 equation:


Simplifying
4(a + -2) + 3(2a + 1) = -1

Reorder the terms:
4(-2 + a) + 3(2a + 1) = -1
(-2 * 4 + a * 4) + 3(2a + 1) = -1
(-8 + 4a) + 3(2a + 1) = -1

Reorder the terms:
-8 + 4a + 3(1 + 2a) = -1
-8 + 4a + (1 * 3 + 2a * 3) = -1
-8 + 4a + (3 + 6a) = -1

Reorder the terms:
-8 + 3 + 4a + 6a = -1

Combine like terms: -8 + 3 = -5
-5 + 4a + 6a = -1

Combine like terms: 4a + 6a = 10a
-5 + 10a = -1

Solving
-5 + 10a = -1

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + 10a = -1 + 5

Combine like terms: -5 + 5 = 0
0 + 10a = -1 + 5
10a = -1 + 5

Combine like terms: -1 + 5 = 4
10a = 4

Divide each side by '10'.
a = 0.4

Simplifying
a = 0.4

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