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OpenStudy (anonymous):
Solve the following system of equations: x - 2y = 5 2x - 4y = 10 Infinitely many solutions No solutions (0, 0) (5, 10)
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OpenStudy (igreen):
x - 2y = 5 Add 2y to both sides: x = 2y + 5 Substitute '2y + 5' for 'x' in the 2nd equation: 2x - 4y = 10 2(2y + 5) - 4y = 10 Distribute 2 into the parenthesis: 4y + 10 - 4y = 10 Combine like terms, what's 4y - 4y?
OpenStudy (anonymous):
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