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Simplifying 2zsqaured + 7z + -15 = 0 Reorder the terms: -15 + 2adeqrsuz + 7z = 0 Solving -15 + 2adeqrsuz + 7z = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '15' to each side of the equation. -15 + 2adeqrsuz + 15 + 7z = 0 + 15 Reorder the terms: -15 + 15 + 2adeqrsuz + 7z = 0 + 15 Combine like terms: -15 + 15 = 0 0 + 2adeqrsuz + 7z = 0 + 15 2adeqrsuz + 7z = 0 + 15 Combine like terms: 0 + 15 = 15 2adeqrsuz + 7z = 15 Add '-7z' to each side of the equation. 2adeqrsuz + 7z + -7z = 15 + -7z Combine like terms: 7z + -7z = 0 2adeqrsuz + 0 = 15 + -7z 2adeqrsuz = 15 + -7z Divide each side by '2deqrsuz'. a = 7.5d-1e-1q-1r-1s-1u-1z-1 + -3.5d-1e-1q-1r-1s-1u-1 Simplifying a = 7.5d-1e-1q-1r-1s-1u-1z-1 + -3.5d-1e-1q-1r-1s-1u-1 Reorder the terms: a = -3.5d-1e-1q-1r-1s-1u-1 + 7.5d-1e-1q-1r-1s-1u-1z-1
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