Answer:
below
Step-by-step explanation:
that is the procedure above
It would be either 70.00 or 80.00 I hope I helped u
ax+r=7
Move ax to the other side. +positive ax changes to -negative ax
ax-ax+r=7-ax
r=7-ax
Answer: r=7-ax or r=-ax+7 ( same thing) but rearranged