Answer:
r = -1/2
Step-by-step explanation:
3(5 + 4r) = -18r
15 +12r = -18r by distributive property
15 = -12r - 18r
15 = -30r
r = - 1/2r
Answer: the graph is correct.
Step-by-step explanation:
Answer:
16
Step-by-step explanation:
Divide 20 by 100 then multiply it by 80, which gives you 16.
Answer:A 12 m3
Step-by-step explanation:
100% correct
a so-called zero or solution is really just an x-intercept, in which case we set the dependent variable to 0, namely y = h(x) = 0 and solve for x to get it.

why is -3 the smallest? well, -3 is much smaller than 5 :), the further to the left you go on the number line, the smaller the number.