Answer:
x = 9
Step-by-step explanation:
Isolate x first by moving 16 to the other side
x = 25 - 16
x = 9
Answer:
D
Step-by-step explanation:
There is no data set so there is no data to find the mean of.
4x^2+9x-(x^2-6x+9)+11
4x^2+9x-x^2+6x-9+11
3x^2+15x+2
Answer:
30
Step-by-step explanation:
x= -2 and y= 3
Hence, simply put it in the equation:
3x + 4y^2
3(-2) + 4(3)^2
-6 + 4(9)
-6 + 36
30
Hope this helps!
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