Answer:
IM NOT SURE BUT DO U GO TO GEM PREP
Step-by-step explanation:
For these kinds of expressions use FOIL (first, outside, inside, last).
-2x • 9x = -18x^2
-2x • -3y = 6xy
8y • 9x = 72 xy
8y • -3y = -24y^2
Now combine them all:
-18x^2 + 78xy - 24y^2
Answer:
1.99c + 59 ≥ 75, where c ≥ 8.04
Step-by-step explanation:
He has read 46% of the book
Answer:

Firstly, multiply the number and variable in the perenthesis. Then move the variable on it's own side of the equation. The simplify.