The answer for the first one (-2,6) is to go left two and up six. on the x line (horizontal) left is negative and right is positive. on the y line (vertical) down is negative and up is positive. 0 is where the two lines meet.
hope this helps!
104= 2w+2l
l=2w+7
Substitute for l
104=2w+2(2w+7)
104= 6w+14
90= 6w
15= w
Plug in the w value
l=2(15)+7
l=37
Final answer: Length= 37 m, Width-15 m
9% is equivalent to 9 / 100 = 0.09 as a decimal fraction.
So the tax on $3,000 = 3000 * 0.09 = $270
B