Answer:
f(x) = -3x +2 to find f(4) you plug in the value of x=4 in the function
f(4) = -3(4) +2
= - 12 +2
=- 8
Hope it is helpful to you
Answer:
(4x+1)= 81
Step-by-step explanation:
4x+1= 81
4x= 81 - 1
4x= 80
x= 80/4
x= 20
Answer:
Option B) 100
Step-by-step explanation:
we know that
For a total number of 80 students , the number of boys that prefer soccer is equal to 10 (based on the table)
so
using proportion
Find out the number of boys that prefer soccer for a total number of 800 students

<span>Alternative</span>
4(3*5+7)+3(2*5+5)=
4(22)+3(15)=
(4*22)+(3*15)=
88+45=133