Use PEMDAS form. (Parentheses, exponents, multiplication, division, addition, subtraction.) You will first solve -2-8 which is -10, then finish with 9 + (-10), or 9-10, which is -1. The answer is -1.
The opposite of 3.5 is -3.5
Step-by-step explanation:
-8 and 8 would work :)
F(x) = 3/2x - 9
f(-4) = 3/2(-4) - 9
f(-4) = -6 - 9
f(-4) = -15
<u>B</u><u>)</u><u> </u><u>t</u><u> </u><u>=</u><u> </u><u>7</u><u>0</u><u> </u><u>h</u>
<u>A factory produces 70 toys per hour. The relationship between the number of toys produced, t, and the number of hours elapsed, h, is proportional.</u>