Answer:
<u>-7b-7</u>
Step-by-step explanation:
First you have to distribute 11 throughout the parentheses.
Now we can combine like terms. (-18b, 11b, -33, 26)
and
This is your simplified answer for your expression.
<u>-7b-7</u>
The 100th pyramidal number is 338,350. that would make quite a stack of basketballs! What number must you add to get 338,350 to
1 answer:
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Answer:
67°
Step-by-step explanation:
Corresponding angles are equal in parallel lines.
Here, ∠acb and ∠aed are corresponding angles for lines bc and de
hence ∠aed = ∠acb = 39
in triangle ade,
x + 74 + 39 = 180 (angle sum property of a triangle)
x = 67°
