The answer is B. (2x + 5)(x + 1)You could answer this by expanding each answer until you found one that matched 2x^2 + 7x + 5, but I will only show how the answer expands:
2x × x = 2x^2
5 × x = 5x
2x × 1 = 2x
5 × 1 = 5
So in total those brackets expand to 2x^2 + 7x + 5. I hope this helps!
Answer: D. 40
Step-by-step explanation:
1/2x=20
1/2x × 2=20 × 2 ⇔ multiplication property of equality
x=40
Hope this helps!! :)
Please let me know if you have any questions
Answer:
4
Step-by-step explanation: 4*4 is 16. 4^2 is 16. So the square root of 16 is 4.
Answer:
Step-by-step explanation:
GFC: 2g
We'll Write the GCF first, then, divide each term by the GCF.
Answer:
m = -3
Step-by-step explanation:
Divide both sides by 4.
m + 2 = -1
Subtract 2 from both sides.
m = -3