Two groups of 204 students go out to lunch. If group one buys four tacos and ten burritos, the bill will be $19.50. If group two buys 25 burritos and 10 tacos, the bill will be $22.50. Find the price of a taco and the price of a burrito. Can i please get a step by step explaination?

options a,b,c are the right answer.

step-by-step explanation:

a linear parent function is always represented as y = x

if we write this function in the form of y=mx+c

⇒

or  

now if we plot a graph we will find these characteristics:

1) y intercept of the graph is zero so its a straight line passing through origin.

2) as we can see in both the forms of function written, values of x and y may be either positive or negative for the positive slope means points on the graph are either in first quadrant or in third one.

3) it's slope is one.

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

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