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Solve for x and y, x=3y, x + y = 12. |
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Answer» x=9 y=3 Step-by-step explanation: x=3y. (1) x+y= 12. ( 2) put (1) in (2)
3y+y=12 4y=12 y =3 put value of y in either 1 or 2 x+3=12 x=9 Verification x+y=12 9+3=12 x=3y 9=3×3 Hope it helps Mark it as BRAINLIEST and Don't forget to FOLLOW me |
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