Question

If 2y + y + y =-3y + 21, then the value of 5y is​

Answer 1

Answer:

MAY THIS WILL HELP U

Step-by-step explanation:

2y + y + y = -3y + 21

4y = -3y + 21

4y + 3y = 21

7y = 21

y = 21

7

y = 3

:. 5y = 5 × 3

:. 5y = 15

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Answer 2

Answer:

y ko add karne par

4y=-3y+21

y ko ek side karne par

7y=21

y=21÷7

y=3

so 5y= 5×3 =15