Ratios are proportional if they represent the same relationship. One way to see if two ratios are proportional is to write them as fractions and then reduce them. If the reduced fractions are the same, your ratios are proportional.
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Make the equation into slope intercept form: y = mx + b
2x + y = 10
Subtract 2x
y = -2x + 10
Parallel means same slope
Y = -2x + b
Plug in the point (1,5)
5 = -2(1) + b, b = 7
Solution: y = -2x + 7
Answer: a = 13
Step-by-step explanation:
a=
A=169=13
Answer:
d
Step-by-step explanation:
a and b are out because there isnt a 0 in the x spot
