nanisoler9 nanisoler9

09-03-2021
Mathematics

contestada

If x+3=7.5, calculate the value of x^2+3x−7.

PLEASEE HELPP, im failing this class!

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chinmayeeBTS chinmayeeBTS

09-03-2021

x+3 = 7.5
x =7.5-3
x= 4.5
x^2 +3x-7
= (4.5)^2 +3(4.5) -7
= 20.25 +13.5 -7
=26.75

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zohawajid0 zohawajid0

09-03-2021

Answer:

f=3.215

Step-by-step explanation:

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