Answer: 7a^2+2a+7
Step-by-step explanation:Distribute the Negative Sign:
=9a2+7a+8+−1(2a2+5a+1)
=9a2+7a+8+−1(2a2)+−1(5a)+(−1)(1)
=9a2+7a+8+−2a2+−5a+−1
Combine Like Terms:
=9a2+7a+8+−2a2+−5a+−1
=(9a2+−2a2)+(7a+−5a)+(8+−1)
=7a2+2a+7
Answer: so those double lines on the sides of the triangle mean they're congruent to the other sides of the triangle. so it would be
<u>angle BCD</u> is congruent to<u> angle GHI </u>
Step-by-step explanation:
Answer:
m = 7/6
m = -4/9
Step-by-step explanation:
y2 - y1 / x2 - x1
The formula to find the slope.
Answer:
-16(-8w) i think
Step-by-step explanation: