Simplify.
(4v2-5v-1) + (7v2-3v+2)

11v^2 - 8v + 1

Step-by-step explanation:

(4v^2 - 5v - 1) + (7v^2 - 3v + 2)

open brackets

4v^2 - 5v - 1 + 7v^2 - 3v + 2

place like terms together (remember signs remain same )

4v^2 + 7v^2 - 5v - 3v + 2 - 1

add or subtract like terms

11v^2 - 8v + 1

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.

ummm seems that u didnt post the attachement !