Answer:
c.
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
2(x+b) = ax+c
2x+2b = ax+c
c = 2b
Answer:
54 degrees
Step-by-step explanation:
If these two lines are parallel, than angles 1 and 7 are supplementary.
13x+9+5x+9=180
18x+18=180
x+1=10
x=9
Angle 6 and 7 are vertical angles, so they are equal. Therefore, angle 6 is:
5x+9=5(9)+9=54
Hope this helps!!
Answer:
b) x + 6
c) x - 9
d) 12x
e) x²
f) x + 1
g) x - 20
h) 3x + 5
i) x - 3
Step-by-step explanation: