Looking at the graph, for 1 gallon of gas, is about 25 miles. For 2 gallons, it is 50 miles. For 3 gallons, it is 75 miles. So based on the graph and the pattern, we can assume 1 gallon of gas will take the car 25 miles.

5 0

2 years ago

4. Make up a system of equations with infinite<br> solutions

Taya2010 [7]

Answer:

$\left \{ {{x+y=1} \atop {2x+2y=2}} \right.$

Step-by-step explanation:

As long as the two equations represent the same straight line on the coordinate plane (they overlap), there will be infinite many intersections and infinite number of solutions.

6 0

2 years ago

Let f(x) = x2 − 3x − 7. Find f(−3).

MrRa [10]

Answer is:
f(-3) = 11

5 0

3 years ago

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