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anonymous
 3 years ago
y  2x = 10
y = 4x + 8
Solve by substitution.
anonymous
 3 years ago
y  2x = 10 y = 4x + 8 Solve by substitution.

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0well, you know that y = 4x + 8, so you just substitute that for y in the first equation

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0y=2x+10 2x+10=4x+8 solve

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0do you know what to do now?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Actually can do do it again. I'm still lost.

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0first you would find y in terms of x

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0it would be (4x + 8)  2x = 10

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0so you combine like terms first

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.04x and 2x being like terms

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0because in our equation, it says (4x + 8)  2x = 10. minus 2x is the same as 2x

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0so to combine 4x and 2x, it would be 4x  2x, which is...

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Oh man. I wrote that backwards.

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0what? can you write the whole question correct? :/

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Its y = 2x  10 y = 4x + 8

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0ok, so it would be 2x  10 = 4x + 8

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0now you have to add 4x to both sides

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0nvm, continue doing that

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Alright thanks. I understand now.
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