4. For each equation, find a value for x that makes the equation true. Show your work on the next
page.
a.
b.
C.
x=3 = 12
2x + 3 = 20
10
3
- 4x = -24
2(x - 4) = 10
-0.5x + 1.1 = -2.9
d.
e
f.

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18