anilabrea
28.08.2020 •
Mathematics
What is the value of the expression below when x=4x=4? 7x^2 +8x-7 7x 2 +8x−7
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Ответ:
137
Step-by-step explanation:
The given expression:
We need to find the value of the expression when x=4.
So we just use the substitution property and substitute the value of x= 4 in the given expression , we get
Hence, the value of the expression at x=4 is 137.
Ответ:
triangle is the total amount is 10+12+14=36