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The sum of 2 times a number and 3 times another is 4. The first number minus the second number is 3. What are the numbers? |
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Answer» 1ST no=x 2nd no=y 2x+3y=4.(1) x-y=3(2) from(2) x=3+y putting in(1) 2(3+y)+3y=4 6+2y+3y=4 6+5y=4 5y=4-6 y=-2/5=-0.4 x=3-2/5=3-0.4=2.6 |
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