Dyancey818 Dyancey818

11-07-2017
Mathematics

contestada

if x equals 3, then find the matching value for y.
-7x-4y=-5

Respuesta :

musiclover10045 musiclover10045

11-07-2017

-7(3)-4y=-5

-21-4y=-5

-4y = 16

y=-4

Answer Link

matthewcooke23 matthewcooke23

11-07-2017

if x = 3
- 7x - 4y = -5 is the same as -7*3 - 4y = -5
hence -21 - 4y = -5
4y = -16
y = -4

Answer Link

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