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squawk1738
27.06.2020 •
Mathematics
Find the value of this expression if x = -5.
x² - 7
x + 3
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Ответ:
x=18
x= -2
Step-by-step explanation:
x square-7
(_5) x(_5) _7
-5 x-5 _7
25_7
=18
x+3
-5+3
= -2
Ответ:
X=18
X=-2
Step-by-step 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
Ответ:
the answer is 11 quarters and 20 pennies
Step-by-step explanation: because it said 9 more pennies than quarters so 11 x .25 = $1.75 + $0.20 = $2.95
PLZ MARK BRAINLIEST