Answer:
x = -34.8
Step-by-step explanation:
<h2><u>solve the equation</u></h2>
2(x-3)
= 2x - 6
7(x + 24 )
= 7x + 168
put the equation together
2x - 6 = 7x + 168
now make x subject of formula:
2x - 7x = 168 +6
-5x = 174
x = 174/ -5
<h3><u>x = -34.8 </u></h3>
Answer:
15 pounds
Step-by-step explanation:
Answer:
the answer is C, 7
Step-by-step explanation:
it is 7 because 2 doesnt go into 5 evenly so you would have to buy 2 packs of black pens (which would equal 10 black pens)
and then to get 10 blue pens you would have to buy 5 packs because 2x5=10 so 5 blue packs plus 2 black packs (2+5) = 7
your welcome.
Answer:

Step-by-step explanation:
Let
x -----> the number of ice cream cones sold 5 years ago
Remember that

we know that
Sales 5 years ago, multiplied by the 30% increase should equal 18,000 ice cream cones.
so
The linear equation that represent this problem is

Solve for x
Divide by 1.3 both sides

There would be one donut left. 3-2=1