Answer:

Step-by-step explanation:
Given
See attachment for diagram
Required
The equation to find x
First, calculate the area of the big rectangle using:

So:

The smaller rectangle

The difference between this areas give the area of the shaded region.
So:


Open brackets

Collect like terms


<em>The above equation can be used to solve for x</em>
Answer:
Step-by-step explanation:
slope is -7
Answer:
The biggest - the smallest
612-120=492
Answer:
44
Step-by-step explanation:
mean = (13+15+12+16+14+X)/6 = 19
70+X=19×6
X=114-70=44
Answer:
I disagree with both Andre thinks exponents
are just a different way of writing
multiplication of two numbers. Elena
calculates 28 to the power of two rather than 2 to the power of 28.
Step-by-step explanation:
Correct because I have on answer key.