Answer:
x=
Step-by-step explanation:
Step 1: Multiply both sides by x,
gx=−c+x
Step 2: Add -x to both sides.
gx+−x=−c+x+−x
gx−x=−c
Step 3: Factor out variable x.
x(g−1)=−c
Step 4: Divide both sides by g-1.

x=
Hope this helps!
5a.
18/9 = 12/x
18x = 12(9)...cross multiply
18x = 108
x=108/18
x=6
Answer:
Step-by-step explanation:
-11.6+8.4-15.5+2.8
Answer:
42 m
Step-by-step explanation:
l+1 * (b+1) = lb+22
lb+b+l+1 = lb+22
l+b=21
perimeter = 42 m
I think maybe c but I’m not sure!