Question
what is -7b + 5b + 3b =
Answer:
<h2>
b</h2>
Step-by-step explanation:
-7b + 5b + 3b =
-2b + 3b =
b
15% of x = 21
Set up proportions.
15/100 = 21/x
Cross multiply the numbers (15 by x, 21 by 100).
Divide 2100 by 15x to get x.
2100/15 = 140
X is 140.
Answer:
27/70
Step-by-step explanation:
9/10 of the rectangle is shaded on the top and 3/7 of the rectangle is shaded on the side. Multiply those values together to find the area of the shaded rectangle.
9/10 · 3/7 = 27/70
Answer:
Work shown below!
Step-by-step explanation:
÷ 
= 
Answer:
48 dollars.
Step-by-step explanation:
If Mr. George starts with 42, and adds 6, his new balance should equal 48 because you add the two numbers.
