Answer:
b. 4x^2 -7x +5
Step-by-step explanation:
When you know a sum and one of its contributors, you can find the other by subtraction. The other trinomial is ...
(7x^2 -5x +4) - (3x^2 +2x -1)
= (7 -3)x^2 +(-5 -2)x +(4 -(-1))
= 4x^2 -7x +5 . . . . . matches B
It is not true
6pack = 6 pieces ?
6 pieces for $2.00 = $12 not $2.99
Devon should divide $2.99/6 ~~ $0.49
10x-6y
You have to add the like terms.
Answer:
7/8 is nearly 1, and 8 1/10 is obviously 8.1 (1/10), which is rounded to 8. So th expression that best estimates the products of those numbers is D, 1 * 8.
Step-by-step explanation:hope this helped
