michaeljordan52
michaeljordan52 michaeljordan52
  • 06-10-2021
  • Mathematics
contestada

what is 5x(2x+7)+x(3x-5 do you know

Respuesta :

ertrammell01
ertrammell01 ertrammell01
  • 06-10-2021

Answer:

43xx

Step-by-step explanation:

5x(2x+7)+x(3x-5)

first, do the equations inside the parentheses

2x+7=9x

3x-5=-2x

so,

5x(9x)+x(-2x)

Next, do 5x times 9x

(5x) x (9x) = 45

so,

45+x(-2x)

Next, do x times (-2x)

(x) x (-2x)=-2xx

so,

45+-2xx

=43xx

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