camdend785 camdend785

03-11-2019
Mathematics

contestada

simplify the expression that is equivalent to 2x – 4y, when
y = 3x - 6.

Respuesta :

jimrgrant1 jimrgrant1

03-11-2019

Answer:

- 10x + 24

Step-by-step explanation:

Given

2x - 4y ← substitute y = 3x - 6 into the expression

= 2x - 4(3x - 6) ← distribute the parenthesis by 4

= 2x - 12x + 24 ← collect like terms

= - 10x + 24

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