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Simplifying 2 * 0 + -1y = 4 Multiply 2 * 0 0 + -1y = 4 Anything times zero is zero. 0 + -1y = 4 Remove the zero: -1y = 4 Solving -1y = 4 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Divide each side by '-1'. y = -4 Simplifying y = -4
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