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Simplifying -1x2 + -3z + 7 = 0 Reorder the terms: 7 + -1x2 + -3z = 0 Solving 7 + -1x2 + -3z = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -1x2 + -7 + -3z = 0 + -7 Reorder the terms: 7 + -7 + -1x2 + -3z = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x2 + -3z = 0 + -7 -1x2 + -3z = 0 + -7 Combine like terms: 0 + -7 = -7 -1x2 + -3z = -7 Add '3z' to each side of the equation. -1x2 + -3z + 3z = -7 + 3z Combine like terms: -3z + 3z = 0 -1x2 + 0 = -7 + 3z -1x2 = -7 + 3z Divide each side by '-1'. x2 = 7 + -3z Simplifying x2 = 7 + -3z Reorder the terms: -7 + x2 + 3z = 7 + -3z + -7 + 3z Reorder the terms: -7 + x2 + 3z = 7 + -7 + -3z + 3z Combine like terms: 7 + -7 = 0 -7 + x2 + 3z = 0 + -3z + 3z -7 + x2 + 3z = -3z + 3z Combine like terms: -3z + 3z = 0 -7 + x2 + 3z = 0 The solution to this equation could not be determined.
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