Asked by Lance
x + 2y = 4 and x - 4y = 8, solve for x
Answers
Answered by
DrBob222
Two simultaneous equations.
Multiply equation 1 by 2 and add the equations. Notice that this eliminates y so you can solve for x. Then plug x into either equation and solve for y.
Multiply equation 1 by 2 and add the equations. Notice that this eliminates y so you can solve for x. Then plug x into either equation and solve for y.
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