Answer:
This equation has one solution so given statement is true.
Step-by-step explanation:
7a +4 – 2a = 7a + (-20)+4
5a + 4 = 7a - 16
5a - 7a = -16 - 4
- 2a = - 20
a = 10
This equation has one solution so given statement is true.
Hi there! My Name is Alex! The Answer to your question is listed Below Hope this helps!
Answer:

How to Solve For Slope Intercept Form...
The equation for slope-intercept form is: y=mx+b In this form, m is the slope of the line and the b is the y-intercept.
The mechanical advantage is found by dividing Rw by Ra:
Mechanical advantage = 18 / 2 = 9
Answer:
A. 
B. 

C. Both sides will continue to increase as they go because this is an even degree quadratic equation.
D. You use the two x-intercepts to make sure it is in the correct area and since we know the end behavior all you'd have to assume is that it continues to go up so any negative answers you may accidentally receive would be incorrect.
Answer: Your answer is 48%
Step-by-step explanation: