The answer is -21.4
Hope that answers your question ;)
Answer:
Step-by-step explanation:
Solve for x:
To solve this inequality, we must minus 5 from both of the sides.
This equals
Now we'll make this into a fraction and divide both sides by -2.
After we divided, we got our answer.
Hope this helps!
Answer:
3.5
Step-by-step explanation:
(42 - 14)/(12 - 4) = 28/8 = 7/2 = 3.5
Answer:
b = - 0.389
Step-by-step explanation:
38/99=b+17/22
to solve this expression we would make b the subject of the formulae
and evaluate the other parameters.
38/99=b+17/22
collect the like terms
38/99 - 17/22 = b
22( 38) - 99 (17)/ 2178 = b
836 - 1683/2178 = b
-847/2178 = b
b = - 0.389
Answer:
Step-by-step explanation:
Let denotes number of windows and denotes the number of yards of fabric needed.
Stephen is making curtains for several windows in his aunt's house. He determines that he needs 8.5 yards of fabric for each window.
a. Equation becomes
This answer is already given in question.
b. To find rate of change in this situation, find
Differentiate with respect to