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Assoli18 [71]
4 years ago
5

Which algebraic expression is equivalent to the expression below? (3x + 12) + 8x

Mathematics
1 answer:
Dennis_Churaev [7]4 years ago
3 0
7(4x+4)+5x, 28x+28+5x, 33x+28. Answer: A.
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Please help me
beks73 [17]
The answer is B
because 
10*60=600 s
5*60=300s
2*60=120s
you have a total 1020 s
7 0
4 years ago
Complete ☻☺<br><br> z^2 + 9z – 90 = (z – 6)(z +■)<br><br> A.) -15<br> B.) 15<br> C.) 90<br> D.) -9
irina [24]
The answer is B) 15

I hope this helps
4 0
3 years ago
Read 2 more answers
What is the solution to the linear equation?
Vikki [24]

Answer:

x=-5

Step-by-step explanation:

7 0
4 years ago
Mary takes 8 days to do a full check of the
Svetach [21]

Answer:

Step-by-step explanation:

\begin{array}{|c|c|c|c|c}day&1&2&3&4\\----&-----&-----&-----&-----\\Mary&\frac{1}{8} &\frac{2}{8} &\frac{3}{8} &\frac{4}{8} \\Assis&\frac{1}{12} &\frac{2}{12} &\frac{3}{12} &\frac{4}{12} \\Sum&\frac{1}{8}+\frac{1}{12}&\frac{2}{8}+\frac{2}{12}&\frac{3}{8}+\frac{3}{12}&\frac{4}{8}+\frac{4}{12}\\part&\frac{5}{24}&\frac{10}{24}&\frac{15}{24}&\frac{20}{24}=\boxed{\frac{5}{6}}\\----&-----&-----&-----&-----\\\end{array}

The fraction of the catalog that is checked after 4 days is <u>5/6</u>

6 0
3 years ago
Read 2 more answers
How do you change a whole number into a fraction
Doss [256]
You change a whole a number by simply make the denominator of that whole number 1.

For example, 6.

If you wanted to change 6 into a fraction, you just put 6/1.

Hope that helps!
4 0
4 years ago
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