$25=0.50(22)+2(y) solve this equation justifying each step with an algebraic property of equality

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07-11-2017
Mathematics

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$25=0.50(22)+2(y) solve this equation justifying each step with an algebraic property of equality

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tyrinia23ov95d9 tyrinia23ov95d9 · Answer 1 · 2017-11-07T20:57:07+01:00

tyrinia23ov95d9 tyrinia23ov95d9

07-11-2017

$25=0.50(22)+2y. Equation

$25=11+2y. Multiply the parenthesis

$25-11=11-11+2y. Subtract 11 on both sides

14=2y. Divde 2 on both sides

14÷2=2÷2. Simplify

7=y

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isaac62649 isaac62649 · Answer 2 · 2017-11-07T21:12:34+01:00

isaac62649 isaac62649

07-11-2017

I not sure but it will be y=7

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