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Q: How can you show your work to solving the equation of 5x-2y equals -10 3x plus 6y equals 66?

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the first step in solving the equation is to subtract the nine from the three. you will get negative 6.

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It can't be solved because its discriminant is less than zero

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Double first equation: 2x + 2y = 4 Subtract this from second equation giving 5y = 5 so y = 1 and x = 1

x = 2 or x = 2/5

That looks like a linear equation (no quadratic or higher terms), so you can expect it to have a single solution. However, actually solving the equation is not difficult; do it, to confirm this.

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