Yes they are right you did a great job!
My answer is use a map app like Photomath
<h2>
Answer:</h2><h2>(5,5)</h2><h2 /><h2>Hope this helps!!</h2><h2>
</h2>
Let x rep cost of dvd in $
so the cost of tv is 3x
and x + 3x = 1132
4x=1132
x=1132/4
x= 283 and 3x=3(283)=849
A. c + 7 ≤ 3
c ≤ -4
a = 2
b. c - 3 > 1
c > 4
b = 3
c. c - 7 < 3
c < 10
c = 2