Respuesta :

apologiabiology
it's important to do the same thing to both sides in an equation so it stays equal,
so first you group like terms (x with x and #'s with #'s)
so
2x+5x+3x+20=95+25
10x+20=120
subtract 20 from both sides
10x=100
divide both sides by 10
x=10

Otras preguntas