2-7[1+3c]=15

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Solution for 2-7[1+3c]=15 equation:


Simplifying
2 + -7[1 + 3c] = 15
2 + [1 * -7 + 3c * -7] = 15
2 + [-7 + -21c] = 15

Combine like terms: 2 + -7 = -5
-5 + -21c = 15

Solving
-5 + -21c = 15

Solving for variable 'c'.

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

Add '5' to each side of the equation.
-5 + 5 + -21c = 15 + 5

Combine like terms: -5 + 5 = 0
0 + -21c = 15 + 5
-21c = 15 + 5

Combine like terms: 15 + 5 = 20
-21c = 20

Divide each side by '-21'.
c = -0.9523809524

Simplifying
c = -0.9523809524

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