Answer:
$654.48
Step-by-step explanation:
$615.98 x 0.0625 = $38.50
$615.98 + $38.50 = $654.48
-1, 3
3 units up and 3 units to the left should work on 1,-3
"six less" = -6
"twice the value of x" = x*2= 2x
2x-6
about 11.50
6 / 5.70 = 1.05
1.05 x 11
hope this helps