Answer:
p=-3
Step-by-step explanation:
5-3x = Px +7
-7 from both sides
-2-3x=Px+7
add 3x to both sides
-2=Px+3x
P =-3 because it will get rid of variable
Answer:
x= -22.5
Step-by-step explanation:
5–3x=Px + R
r= 7
P= 42
5–3x =42x + 7
-3x -42x = 7- 5
-45x =2
x= -22.5