Which one is problem number 4?
Answer:

Step-by-step explanation:

multiply constants and add the exponents

Answer:
48
Step-by-step explanation:
60 = 5x
x = 12
12x4 = 48
Answer:
11
Step-by-step explanation:
<em>When you subtract a negative number, you add them.</em>
<em>Example: 5 - (-5) = 5 + 5 = 10</em>
<em>Example: 1 - (-14) = 1 + 14 = 15</em>
<u>Step 1: Subtract</u>
8 - (-3)
8 + 3
11
Answer: 11
Y=-9x because y=mx+b is the formula so plug in the slope, m(-9) and the x-intercept, x(0)