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Simplifying a7 + -0.5a20 = 0 Solving a7 + -0.5a20 = 0 Solving for variable 'a'. Factor out the Greatest Common Factor (GCF), 'a7'. a7(1 + -0.5a13) = 0Subproblem 1
Set the factor 'a7' equal to zero and attempt to solve: Simplifying a7 = 0 Solving a7 = 0 Move all terms containing a to the left, all other terms to the right. Simplifying a7 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.Subproblem 2
Set the factor '(1 + -0.5a13)' equal to zero and attempt to solve: Simplifying 1 + -0.5a13 = 0 Solving 1 + -0.5a13 = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -0.5a13 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -0.5a13 = 0 + -1 -0.5a13 = 0 + -1 Combine like terms: 0 + -1 = -1 -0.5a13 = -1 Divide each side by '-0.5'. a13 = 2 Simplifying a13 = 2 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
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