-3(4r - 8) = -36
Mutiply the bracket by -3
(-3)(4r)(-3)(-8)= -12r+24
-12r+24= -36
move +24 to the other side
sign changes from +24 to -24
-12r+24-24= -36-24
-12r= -60
divide by -12
-12r/-12= -60/-12
r= 5
Answer: r= 5
Answer:
Adding 3
Step-by-step explanation:
-3 + 3 = 0
0 + 3 = 3
3 +3 = 6
6 + 3 = 9