18-08-2021
Mathematics

contestada

Find the value of -3x + 5,
if –3 + 4x = -19

Respuesta :

cwayneu cwayneu

18-08-2021

Answer:

17

Step-by-step explanation:

Solve the equation for x then plug that into the 1st expression.

-3 + 4x = -19

4x = -19 + 3

4x = -16

x = -4

then

-3x + 5

-3(-4) + 5 = 12 + 5 = 17

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