(a) 3x=4(x-2.25) (or simplified: 3x=4x-9)
(b) 3x=4x-9
0=x-9
x=$9
(c) 3x9=27
4x9=36
36-9=27
and 27=27 therefore they spent the same and it is correct
(d) Tanya's items cost $9 each and Tony's items cost $2.25 less than this, or $6.75
First you need to find the middle number, wich is 75. Since there is no $75, I would go with $80.
Answer:
I think it is D: 6x8 cubic meters. As there is no factor of 2, and the total base is equal to 6. the base is already solved so 2 does not need to be multiplied to the expression.
Answer:
No, because that means each week he will earn 35 and he uses all but 10. Then he contines that for 8 weeks to get 80$ dollars not 100$ so he does not have enough,.
Step-by-step explanation:
