kbyle1603 kbyle1603
  • 11-10-2020
  • Mathematics
contestada

Solve by elimination.
4x + 9y
28
- 4x - y = -28
0.(-7,0)
(6,0)
O (7,0)
O (-6,0)

Respuesta :

vcpascuala18
vcpascuala18 vcpascuala18
  • 11-10-2020

Answer:

(7,0)

Step-by-step explanation:

By Multiplying 4 and 7 (aka x), it will equal 28.

Multiplying 9 and y, (aka 0) , it will equal to 0

4(7)+9(0)=28

multiplying -4 by 7 will equal to -28 ,minus y which is 0, total will be -28

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