Decrease by 6% = 100 - 6 = 94
Increase this by 19%
= 19/100 x 94
= 17.86
94 + 17.86 = 111.86
\ 100 = 1.1186
30 x 4 = 120 + 2 x 5 = 10
for 32 hours = $130
30 x 4 = 120 + 5 x 6=30
for 36 hours = $150
30 x 4 = 120 + 5 x 8= 40
for 38 hours =$ 160
30 x 4 = 120 + 5 x 10 =50
for 40 hours = $170
Answer:
x = -15/2
Step-by-step explanation:
Combine the expressions and isolate the variable x.