Question

The variable b is equal to 160 more than the product of 5 and c. The variable b is equal to 304 decreased by 3 times c. What is the value of c?  A. 18  B. 58  C. 72  D. 250

Answer 1

b=160+ 5c
b= 304- 3c

160+5c=304-3c
+3c             +3c
160+8c=304
-160       -160
8c= 144
c=18