Answer:
b=-1
Step-by-step explanation:
1+5b=4b+5
-4b -4b
1+4b=5
-4b -4b
1=4b+5
-5 -5
-4 = 4b
b=-1
sorry i made a mistake this could've been shorter but :D
Answer:
8. 24
9.55.3
Step-by-step explanation:
So you are finding M
90+x+15+3x+15=180
4x=60
X = 15
LMN = 15+15
LMN = 30
hopefully this is correct :)
(2,88)
(6,64)
(9,46)
(15,10)
first find y=mx+b
88=-6(2)+b
b=100
y=-6x+100
then plug for y and solve for x or vise versa.
Hopes this loves