8y - 3 = 5(y - 1) + 3y solve for y

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8y - 3 = 5(y - 1) + 3y;

8y - 3 = 5y - 5 + 3y;

8y - 3 = 8y - 5;

8y - 8y = -5 + 3;

0 = -2;

No solutions exist.

8y - 3 = 5y - 5 + 3y;

8y - 3 = 8y - 5;

8y - 8y = -5 + 3;

0 = -2;

No solutions exist.

Added 12/21/2014 11:40:26 AM

This answer has been confirmed as correct and helpful.

3(a - 3) = 2(a + 4) solve

Question|Asked by devyn

Not Answered

Updated 12/21/2014 10:02:55 AM

1 Answer/Comment

3(a - 3) = 2(a + 4);

3a - 9 = 2a + 8;

a = 17;

3a - 9 = 2a + 8;

a = 17;

Added 12/21/2014 10:02:53 AM

This answer has been confirmed as correct and helpful.

Confirmed by andrewpallarca [12/21/2014 11:40:45 AM]

Three times the sum of three consecutive integers is 72. What are the integers?
a.
4, 5, 6
c.
9, 10, 11
b.
7, 8, 9
d.
6, 7, 8

Question|Asked by devyn

Not Answered

Updated 12/20/2014 6:11:11 AM

1 Answer/Comment

Let the three consecutive integers be x, x+1, x+2.

3(x + x + 1 + x + 2) = 72;

3x + 3 = 24;

x = 7.

The numbers are 7, 8, 9.

3(x + x + 1 + x + 2) = 72;

3x + 3 = 24;

x = 7.

The numbers are 7, 8, 9.

Added 12/20/2014 6:11:11 AM

This answer has been confirmed as correct and helpful.

Rated good by andrewpallarca, Confirmed by andrewpallarca [12/20/2014 6:18:16 AM]

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