reagenrenee08
reagenrenee08
12-02-2021
Mathematics
contestada
If x= 3, what is the value of 4x2 - 7?
Respuesta :
hlv8
hlv8
12-02-2021
Answer:
D:29
Step-by-step explanation:
4(3) ^2 - 7 =
6^2 -7 =
36 - 7 = 29
hope this helped!
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human11037
human11037
12-02-2021
The answer would be 29.
Explanation: First we substitute 3 into the equation: 4(3^2)-7. Next we find what 3^2 is. 3^2 or 3x3 is equal to 9. The equation is now 4x9-7. 4x9 is 36 and 36-7=29.
Hope this helped.
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