Question

Simplify 2x2 - y for x = 3 and y = -2. 10 16 20 14

Answer 1

Answer:

20

Step-by-step explanation:

Given

2x² - y ← substitute x = 3 and y = - 2 into the expression

= 2(3)² - (- 2)

= 2(9) + 2

= 18 + 2

= 20

Answer 2

Answer: I hope one of the answers help because the equation inst put correctly so it can be either 14 or 10 check below for the equation order.

Step-by-step explanation:

First, you substitute the input variables for x and y.

$2^3(2)-2 =\\8(2)-2=\\16-2=14\\\\2(3)(2)-2=\\6(2)-2=\\12-2=10$