8x^2-5x-2
method
open bracket
6x^2-2x-3+x^2-3x+1
collect like terms
6x^2+2x^2-3-3x+1
8x^2-3-3x+1
again collect like terms
8x^2-2x-3x-3+1
8x^2-5x-3+1. (-×-=+ addition but keeping sign minus
8x-5x-2. (-×+=-)
Answer:
(-2, 0)
Step-by-step explanation:
This is where the line crossed the x axis.
Answer:
2 ounces of yellow, six of blue.
Step-by-step explanation:
If you teacher wants you to simplify put: yellow: 1, blue: 3
If not, put: yellow: 2, blue: 6
It would cost $35 because 10.50 divided by 3 = 3.5x10=35