Answer:
DOWN BELOW
Step-by-step explanation:
1)5
2)9
EXPLANATION FOR NUMBER 3
-21=0.07z
We move all terms to the left
-21-(0.07z)=0
We add all the numbers together, and all the variables
-(+0.07z)-21=0
We get rid of parentheses
-0.07z-21=0
We move all terms containing z to the left, all other terms to the right
-0.07z=21
z=21/-0.07
z=-299+0.07/0.07
4)NEGATIVE 6 (I THINK)
Which of the following expressions are equivalent to
I THINK IT IS NONE OF THE ABOVE
Answer:
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Step-by-step explanation:

<h2>
<u>129</u><u>.</u><u>4</u></h2>
<u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u>
<u>Explanation</u><u>:</u>
- To round 129.392 to the nearest tenth consider the hundredths’ value of 129.392, which is 9 and equal or more than 5. Therefore, the tenths value of 129.392 increases by 1 to 4.
129.392 rounded to the nearest tenth = 129.4
<u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u><u>=</u>
<u>
</u>
The answer is C. 3^2 = x+5
The solution of the problem is: