Answer:
<h2>69</h2>
Step-by-step explanation:
(-)(-) = (+)
(+)(+) = (+)
(-)(+) = (+)(-) = (-)
--------------------------------------
16 - (-53) = 16 + 53 = 69
Answer:
C
Step-by-step explanation:
Answer:
Max exercises 13 hours a week, and Sasha 7.
Step-by-step explanation:
To find the number of hours each of them exercises during the week, we solve the system of equations.
In the second equation:

Replacing in the first equation:





So Sasha exercises 7 hours per week.
Max:



Max exercises 13 hours a week.
Answer:
36
Step-by-step explanation:



Answer:
625
600+20+5
Step-by-step explanation:
<em>Parenthesis</em>
<em>Exponent</em>
<em>Multiply</em>
<em>Divide</em>
<em>Add</em>
<em>Subtract</em>
<em>From left to right.</em>
<em>Do exponent first.</em>
<em>
</em>
<em>Standard form of 5^4 is: ⇒ 600+200+5</em>
<em>625 is the correct answer.</em>
<em>600+200+5 is the correct answer.</em>