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Simplifying y2 + -3z2 = 13 Solving y2 + -3z2 = 13 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '3z2' to each side of the equation. y2 + -3z2 + 3z2 = 13 + 3z2 Combine like terms: -3z2 + 3z2 = 0 y2 + 0 = 13 + 3z2 y2 = 13 + 3z2 Simplifying y2 = 13 + 3z2 Reorder the terms: -13 + y2 + -3z2 = 13 + 3z2 + -13 + -3z2 Reorder the terms: -13 + y2 + -3z2 = 13 + -13 + 3z2 + -3z2 Combine like terms: 13 + -13 = 0 -13 + y2 + -3z2 = 0 + 3z2 + -3z2 -13 + y2 + -3z2 = 3z2 + -3z2 Combine like terms: 3z2 + -3z2 = 0 -13 + y2 + -3z2 = 0 The solution to this equation could not be determined.
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