angelaaldanam angelaaldanam

13-01-2021
Mathematics

contestada

Step 1 5x- y= 4
-Y= -5x + 4
y= 5x – 4
Step 2 5x = (5x- 4) = 4
5x – 5x + 4 = 4
4 = 4
What is the error correct the error

Respuesta :

vrpurpp vrpurpp

15-01-2021

Answer: C, In Step 2 the expression for y should be subsituted in the other equation.

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