Answer:
x=1
Step-by-step explanation:
Since both lines have 1 as it x value, x=1 is the line
Answer:
$398 and $796
Step-by-step explanation:
w = cost of the washer
d = cost of the dryer
w + d = $1194
w = 2d
Substitute the w into the first equation.
2d + d = $1194
3d = $1194
d = $398
Substitute d into either equation.
w=2(398)
w=$796
The answer to this is letter A.
Set up a proportion
4/12=10/x
cross multiply
120=4x
divide by 4
30=x
10 students would spend $30 on the same school lunch
<h2>Answer: 250 Hamburgers sold</h2><h2>Step-by-step explanation:</h2><h2><u><em>x = hamburgers
</em></u></h2><h2><u><em>y = cheeseburgers
</em></u></h2><h2><u><em>x+y=434
</em></u></h2><h2><u><em>66 fewer cheeseburgers than hamburgers
</em></u></h2><h2><u><em>
</em></u></h2><h2><u><em> </em></u></h2><h2><u><em>y = x - 66
</em></u></h2><h2><u><em>Substitute y into the first equation
</em></u></h2><h2><u><em>x + (x-66) = 434
</em></u></h2><h2><u><em>2x = 434 + 66
</em></u></h2><h2><u><em>2x = 500
</em></u></h2><h2><u><em>x = 250 hamburgers sold</em></u></h2>
