Answer:
1.
7s
7(26)
$182
2.
20n
20(6)
$120
3.
c-e
500-150
$350
4.
230-5x
230-5(12)
230-60
$170
5.
2500+m
6.
4h+2c
4(5)+2(6)
20+12
32
7.
15c+10
8.
9/5C+32
9/5(20)+32
36+32
68 degrees F
5.9m questions
7.8m answers