Solve for

3t-t-6=t-7

Step-by-step explanation:

Replace all occurrences of

+

-

with a single

-

. A plus sign followed by a minus sign has the same mathematical meaning as a single minus sign because

1

⋅

-

1

=

-

1

3

-

t

-

6

=

t

-

7

Subtract

6

from

3

.

-

t

-

3

=

t

-

7

Move all terms containing

t

to the left side of the equation.

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-

2

t

-

3

=

-

7

Move all terms not containing

t

to the right side of the equation.

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-

2

t

=

-

4

Divide each term by

-

2

and simplify.

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t

=

2

t = - 1/3

Step-by-step explanation:

3t - t - 6 = t - 7

3t - t + t = 6 - 7

3t = - 1

t = - 1/3