What system of equations can be used to ring s, the cost in dollars of each standard photo and w, the cost in dollars of each wa
llet photo ?
1 answer:
You might be interested in
To solve for r, you would start by subtracting p from both sides.
2m - p = -q/r
Multiply everything by r.
2mr - pr = -q
Factor r out of the left side of the equation.
r(2m - p) = -q
Divide both sides by (2m - p).
r = .