Answer:
<h2>B</h2>
Step-by-step explanation:
They give it in plain words.

And as the d is used once and not as a exponent, we can consider this as a variable.
Answer:
x = 45
Step-by-step explanation:
Re-order terms so constants are on the left
15 * x/9 - 42 =28
Combine multiplied terms into a single fraction
15x/9 - 42 = 28
Cancel terms that are in both the numerator and denominator
5x/3 - 42 = 28
Answer:
2(4d-2) & 4(2d-1)
Step-by-step explanation:
I cant explain but,
Hope this answer Help!!!!
Have A Nice Day/Night!!!!!
Answer:
5 sqrt2.
Step-by-step explanation:
5 sqrt 8 - sqrt 18 - 2 sqrt 2
= 5 sqrt(4*2) - sqrt(9*2) - 2 sqrt2
= 5 sqrt4*sqrt 2 - sqrt 9*sqrt 2 - 2 sqrt2
= 10 sqrt2 - 3 sqrt2 - 2 sqrt 2
= 5 sqrt2.