Answer:
2x² - 6x
Step-by-step explanation:
(3x² - 4x + 8) + (- x² - 2x - 8) ← remove both parenthesis
= 3x² - 4x + 8 - x² - 2x - 8 ← collect like terms
= 2x² - 6x
The answer is <span> </span><span>C(x) = 550x + 1200
</span>
Answer:
1. 38 = 1 • 38
2. 38 = 2 • 19
Step-by-step explanation:
2. 38 ÷ 19 = 2
The best and most correct answer providedfrom your question about the entrance examination paper is the second option which is 2,250. The problem can be solved by:
3-1-1 : 5c3*5c1*5c1 *3!/2! = 750
<span>2-2-1 : 5c2*5c2*5c1 *3!/2! = 1500
</span>
Adding the two answers:
750 + 1500 = 2250
I hope it has come to your help.
I'm not sure, but it's probably that Mary bakes faster than Sarah?
