The answer is 10.
4 a + 5 b when a = 4 and b = - 1.2

- Factor the indicated expression:

- Simplified the index, the root and also the exponent using the number 2.

<h3><em><u>MissSpanish</u></em> </h3>
Answer:
y= -1/3x - 2/3
Step-by-step explanation:
y- intercept is (0, -2/3) and the x intercept is (0, -2).
To find the slope of an equation, you do rise over run. To get from (0, -2/3) to (0, -2), you rise 2/3 and run -2. 2/3 divided by -2 is -1/3, that is where you get the slope from.