Answer:
Option (b) is correct.
The sum of given expression is
Step-by-step explanation:
Given:Expression
We have to find the sum of the given expression and choose the correct from the given options.
Consider the given expression .
can be written as
Also, can be written as
Now, the given expression becomes,
.
Now, adding like term, terms having same variable with same degree.
.
Thus, The sum of given expression is
Line the decimal points up. Then add like you normally would, but put down the decimal directly where you have it lined up.
7x+8 is the equivalent equation
To find the volume of a cone,
multiply 1/3 of it’s base times it’s height.
1/3 of 8 = 2.7
2.7 x 8 = 21.6 cubic yards