Answer:
0
Step-by-step explanation:
The 2 lines never intersect so there are 0 solutions
Answer:
79
Step-by-step explanation:
The SUM of ... 9. The sum of r and 45 is 79. 10. The quotient of x and 7 is equal to 13. r + 45 = 79.
Some price
was increased by 60% to get $65.
So we get
⇒
⇒
which rounds to $40.63 as the retail price.