Answer:
x = 12
Step-by-step explanation:
9x + 7 and 115 are alternate exterior angles and are congruent, then
9x + 7 = 115 ( subtract 7 from both sides )
9x = 108 ( divide both sides by 9 )
x = 12
Answer:
95
Step-by-step explanation:
To find the average you would add all the scores up and divide by the number of scores you have, so you would do 90+100+99+91 and get 380. Then divide by 4 to get 95.
3x^2(-5x^2-2x^2)
-15x^4-6x^4
-21x^4
I believe this is right. Not too sure. But I hope it helped a bit.
Answer:
3 chocolate bars and 2 graham crackers
Step-by-step explanation:
8 times 3 equals 24
12 times 2 equals 24
100 - 80% = 20 %
20% = $416
416 x 5 = $2080 = 100%