Answer:
26
Step-by-step explanation:
(21+31+36+28+26+x)/6=28
21+31+36+28+26+x= 28×6
142+x =168
x=168-142
x=26
You will need to follow order of operations, which states that operations must be completed in the following order: parentheses, exponents, multiplication and division, and then addition and subtraction.
In this case, there are no parentheses and no exponents, so we will start with the multiplication and division:


Now, we will finish by doing addition and subtraction:



Our answer is
.
It wouldn’t be any of these I don’t think, however I don’t know what the # means.
I thought it would be C = 15 + x(0.20)
Hope this helps
Answer:
the answer is 60
Step-by-step explanation:
please mark brainlts
When the increase of speed stays the same doesn't increase nor decrease