Answer:
x = 25
Step-by-step explanation:
<em>Step 1: Identify the similar triangles</em>
Triangle DQC and triangle DBR are similar
<em>Step 2: Identify the parallel lines</em>
QC is parallel to BR
<em>Step 3: Find x</em>
DQ/QB = DC/CR
40/24 = x/15
x = 25
!!
Answer:
x y
2 9
3 7
4 5
5 3
Step-by-step explanation:
Answer:
choice 4) -3x = 4y
Step-by-step explanation:
-3(-4) = 4(-3)
12 ≠ -12
Step-by-step explanation:
notice the table of values, what is the value of x when y is 1, use the equation y=1-3x