Answer:
2.7 x 10 7
Step-by-step explanation:
This is the correct answer !
The First Answer Should Be 2 Not Four
The Second Answer:
12 : x
4 : 21
Cross Multiply
4x = 252
x = 63
Answer:
210
Step-by-step explanation:
84 / .40 = 210
(to check)
210 X .40 = 84
Answer:
X = 5
Step-by-step explanation:
28 = 7x + 3 - 2x
28 = 5x + 3
28 - 3 = 5x + 3 - 3
25 = 5x
25/5 = 5x/5
X = 5
Answer:
See below.
Step-by-step explanation:
So we have the expression:

First, factor out the GCF.
The GCF is 2u². Thus:

And this is the simplest it can get.
So we are done :)