x + (3x+13) +(x-8) =180
5x +5 = 180
x = 175 /5 = 35
Angle A = 3(35)+13 = 118 degrees
Step-by-step explanation:
(f + g)(x) = f(x) + g(x) = (4x² + 1) + (x² - 5) = 5x² - 4. (D)
Answer:
18
Step-by-step explanation:
<em><u>Answer:</u></em>
True
<em><u>Step-by-step explanation:</u></em>
So, again, from the most right column, we can add 5, -6, and -2 to get -3. We now know that every row or column must be equal to -3.
The question is asking if the number square below is -3. We found out from above that is -3 so it's true.