Pick One... To solve the system of equations using the (Elimination, Substitution) method, I would (Multiply Equation 1 by -1 an
d add the equations together, Multiply equation 2 by -3 and add the equation together, Replace X in equation 1 with -x+15, Replace Y in equation 1 with -x+15, or Multiply equation 2 by -1 and add the equations together) in order to solve for Y.
1 answer:
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Answer:
y = ac / (a - b - c)
Step-by-step explanation:
y(a - b) = c(y + a)
Distribute
ay - by = cy + ac
Subtract cy from both sides
ay - by - cy = ac
Factor out y
y(a - b - c) = ac
Divide both sides by (a - b - c)
y = ac / (a - b - c)
