Posted by **marko** on Monday, October 1, 2012 at 9:46pm.

7(4 - t) = -84

i got:

28 - 7t = -84

-28 = -28

7t = -112

----- -----

7 = 7

t = -16

is this right : -16

- algebra check please -
**Ms. Sue**, Monday, October 1, 2012 at 9:50pm
Here's your mistake:

7t = -112

It should be

-7t = -112

t = +16

- algebra check please -
**marko**, Monday, October 1, 2012 at 10:05pm
oh ok i see thanks can you check another:

-5.5 (8+b) = -33

i got:

-44 + -5.5b = -33

+44 +44

__________________

-5.5b = 11

___________

- 5.5 = 5.5

b = -2

- algebra check please -
**Ms. Sue**, Monday, October 1, 2012 at 10:09pm
Right!

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