P = 2a + b
10= 2a + 3
2a = 10-3
a = 7/2 = 3.5
Therefore, numerical value of a is 3.5
The equation for this is a^2+b^2=c^2 so your equation would be 7^2+20^2=X
So you square the 7 and the 20 then take the square root of X and you get
X=21.19
:)
Answer:
The simplest form is 6m+91.
Step-by-step explanation:
Consider the given information.

First, remove the parenthesis by multiplying -10 and -3 inside the parenthesis.

Now, rearrange the like terms.

Combine the like terms.

Hence, the simplest form is 6m+91.