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Strick1530
11.07.2019 •
Mathematics
Parallelogram abcd is a rectangle. ac=2y+7 bd=3y−4 what is the value of y? enter your answer in the box.
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Ответ:
because:
2y + 7 = 3y − 4
−y + 7 =−4
Subtract 7 from both sides.
−y + 7 − 7 = − 4 − 7
−y = −11
Divide both sides by -1.
y = 11
Ответ: