Respuesta :

Melody08

Answer:

9

Step-by-step explanation:

When x=1,

4x²+5x=4(1)²+5(1)

           =4(1)+5

           =4+5

           =9

bnasibian0001

Answer:

your answer is 13

Step-by-step explanation:

First replace x with 1 since x = 1

4 x 2 + 5(1)

then multiply 4 x 2 to get 8

8 + 5(1)

next multiply 5 times 1

8 + 5

finally solve 8 + 5 to get 13