3(a+4)=5(2a+1)

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Solution for 3(a+4)=5(2a+1) equation:


Simplifying
3(a + 4) = 5(2a + 1)

Reorder the terms:
3(4 + a) = 5(2a + 1)
(4 * 3 + a * 3) = 5(2a + 1)
(12 + 3a) = 5(2a + 1)

Reorder the terms:
12 + 3a = 5(1 + 2a)
12 + 3a = (1 * 5 + 2a * 5)
12 + 3a = (5 + 10a)

Solving
12 + 3a = 5 + 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.
12 + 3a + -10a = 5 + 10a + -10a

Combine like terms: 3a + -10a = -7a
12 + -7a = 5 + 10a + -10a

Combine like terms: 10a + -10a = 0
12 + -7a = 5 + 0
12 + -7a = 5

Add '-12' to each side of the equation.
12 + -12 + -7a = 5 + -12

Combine like terms: 12 + -12 = 0
0 + -7a = 5 + -12
-7a = 5 + -12

Combine like terms: 5 + -12 = -7
-7a = -7

Divide each side by '-7'.
a = 1

Simplifying
a = 1

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