Answer:
c= -10
Step-by-step explanation:
-3(c-1)= 33
-3(c) -3(-1)= 33 (expand)
-3c +3= 33
-3c= 33-3 (-3 on both sides)
-3c= 30 (simplify)
3c= -30 (divide by -1 throughout)
c= -30 ÷3
C
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47.88
57% converts to 0.57. so multiply 0.57 x 84
The first deal:10 tacos for $7
5 times 3.20 = 16$ and 10 tacos=$7
