Greetings!
"<span>The difference of six times a number and 7 is -49"...
In number and variables, this would be:
</span>

<span>
Add
7 to both sides.
</span>

<span>Simplify.
</span>

Divide both sides by
6.

Simplify.

Hope this helps.
-Benjamin
Answer:
C 117
Step-by-step explanation:
<2 = 63
<4 = <2 vertical angles
<4 + <7 = 180
63 + <7 = 180
subtract 63 from each side
<7 = 117
45 degrees? I may be wrong. 360/8=45
Find an easy to read point such as (10, 40).
The ratio of y to x is 40/10 = 4/1.
Now look in your choices and find a point in which y is 4 times x.
The only such point is (5, 20).
Answer: C. (5, 20)