angeliclearner angeliclearner

22-01-2022
Mathematics

contestada

Solve the system of equations using the substitution method. Show all your steps.
y = 15 + x
2x + 5y = 26

Respuesta :

inventorsgirltwo inventorsgirltwo

22-01-2022

x=-7
plug in y to the second equation so it looks like: 2x+5(15+x)=26
then solve to get 2x+5x+75=26
combine like terms: 7x+75=26
then solve: 7x=-49
x= -7 is the answer

pls mark me brainliest

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