- Using
substitution
means you are going to solve one equation for one variable and substitute with
its value in the other equation in order to get also an equation with one
variable.
Answer:
Perimeter is 30 and area is 32
Step-by-step explanation:
7+8+7+8= 30 and A= BH so 8 x 4 = 32
Answer:
b 38
Step-by-step explanation:
Answer:
B- x=12
Step-by-step explanation:
-5x=-x-48
-12+-48
-12. -12
-60=-5x
-5. -5
x=12