Answer:
2.436
Step-by-step explanation:
It’s Right Trust me
Answer:
6 1/2 minutes
Step-by-step explanation:
9 9/10 = 9.9
3 3/5 = 3.6
9.9 + 3.6 = 13.5
13.5 = 13 1/2
20 - 13.5 = 6.5 = 6 1/2
<span>2a(-4b) + 3a(2a+6b)
= -8ab + 6a^2 + 18ab
= 10ab + 6a^2
6(6a - b) + 2a(b-3) / 2
= 36a - 6b + a(b-3)
= 36a - 6b + ab - 3a
= 33a - 6b +ab
-1/3 (12c-9d)
= -4c + 3d </span>
3x-6 = 2x+11
3x = 2x+17
x = 17
3(17)-6 = 45
2(17)+11 = 45
45+45 = 90
answer is C 90 degrees:right