Answer:b=4
Step-by-step explanation:
Answer:
substituting & graphing
Step-by-step explanation:
15/5 is 3
So then you change the equation to be 12=15z-3 ( don’t forgot the negative sign)
Move the constant to the right side and change the sign
-15z= -3 -12
-3-12 is -15
Divide -15z= -15
Your final answer will be z= 1
<span>7w+5=3w-15
7w-3w=-15-5
4w=-20
w=-5</span>
The square root of 51.84 is 7.2