Question

Find the value of this expression if x = -5.
x² - 7
x + 3

Answer 1

X=18

X=-2

Explanation:

if x = -5, so

Replace 5 here:

x² - 7= (-5)² - 7= 25 - 7 = 18

X+3= -5 +3 = - 2

Hope this helps..

Good Luck

Answer 2

x=18

x= -2

Explanation:

x square-7

(_5) x(_5) _7

-5 x-5 _7

25_7

=18

x+3

-5+3

= -2