Answer:
140°
Step-by-step explanation:
<3 = 40 because they are vertical angles
<3 +<4 = 180 because they are same side interior angles
40 + <4 = 180
Subtract 40 from each side
40-40 + <4 = 180-40
<4 = 140
Answer:
x=6
Step-by-step explanation:
13x+12=90
13x=78
x=6
Answer:
Step-by-step explanation:
c - 0.06c = 0.94c
total bill = 0.94c
A. +60
B. +80
C. + 742
D. -919
Answer:
See explanation
Step-by-step explanation:
Let a,b, and c be real numbers.
The distributive property says that:

Assuming we want to simplify:

We apply the distributive property to get:

We can now use rules of exponents to simplify further:





