Answer:
Substitution Property
Step-by-step explanation:
The change from the first equation to the final equation is m∠A has been replaced by m∠B. In other words, m∠B was substituted for m∠A.
Q=(1,3)
R=(3,3)
S=(2,0)
T=(-2,-1)
Answer:
Step-by-step explanation:
the y= equation shows how... b/c we can just plug y into the 2nd equation and eliminate y and have one variable, x , to solve for :)
Answer:
14
Step-by-step explanation:
$44 is equal to the original price [P] take away 20% or 0.20 of the original price

44 = 0.80*P
In other words, 44 is 80percent of the original price P
P = 55