SOLUTION: I need help doing this problem I have to find the solution for x- 2 = -4
( there is suppose to be an underline under the x - 2 so that -3 goes below the x -2.)
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Question 390763: I need help doing this problem I have to find the solution for x- 2 = -4
( there is suppose to be an underline under the x - 2 so that -3 goes below the x -2.)
What is the solution to x - 0.15x=680
Here is a word problem: On a field trip to the zoo, 21 students voted to have sandwiches for lunch. This represents 7/8 of the class. How many students are in the class?
The area of a rectangle is 64 in2 (small 2 by the n) If the area is increased by25% which of the following could be the dimensions of the rectangle? A.) 6in by 8in B.) 10 in by 8 in C.) 10 in by 10 in. D.) 8 in by 8 in
Please show me the work.
Sandy
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
(x-4)/-3=-4
x-4=-4*-3
x-4=12
x=-3
---------------
x-0.15x=680
0.85x=680
x=680/0.85
x=800
-------------
21/(7/8)=
21*(8/7)=168/7=24
---------------
64*1.25=80
so B) is best fit 10 x 8
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