" the sum " means add
(c + d) - 3 <== ur expression
First we have to get x by itself, so we multiply two on each side,
then we get 5x=660/4, I like to simplify here, so I would change it to 5x=165, then we divide each side by 5
x=33
:)
Answer:
y = 102*x
Step-by-step explanation:
y=a*x
x: distance
y: calories
816=a*8
a= 816/8= 102
W=130
Step-by-step explanation:
the question giving says_W=130and if minus is crossing to the other side it becomes+