7(4*-4.9+9)-13=

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Solution for 7(4*-4.9+9)-13= equation: 


Simplifying
7(4 * -4.9 + 9) + -13 = 0

Multiply 4 * -4.9
7(-19.6 + 9) + -13 = 0

Combine like terms: -19.6 + 9 = -10.6
7(-10.6) + -13 = 0

Multiply 7 * -10.6
-74.2 + -13 = 0

Combine like terms: -74.2 + -13 = -87.2
-87.2 = 0

Solving
-87.2 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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