Answer:
B
Step-by-step explanation:
.45y+.3(0) = 3.6
y=8
8 does not equal 12
x =
given
4 - ax = 2 ( isolate the term in x by subtracting 4 from both sides )
- ax = 2 - 4 = - 2 ( divide both sides by - a )
x = =
x=19
add 45 to both sides 3