Answer:
You should do your homework.
Step-by-step explanation: It's not good if you don't do it.
Here goes the answer. Please mark brainliest.
Answer:
B
Step-by-step explanation:
5x² - 3 - (x² - 4x - 8)
5x² - 3 - x² + 4x + 8
4x² + 4x + 5
A=bh
A=471.5(21.3)=10042.95cm2
Evaluate 10 m +\frac {n^2}410m+ 4 n 2 10, m, plus, start fraction, n, start superscript, 2, end superscript, divided by, 4, en
DerKrebs [107]
Evaluate the expression
where m=5 and n=4
We replace the value of m and n to evaluate
m=5 and n=4
50 + 4 = 54
The value of the given expression is 54 when m=5 and n= 4