<span><u><em>Answer:</em></u>
1. 3x = y
2. 7x= y.
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<u><em>Explanation:</em></u>
If x is the amount of points each question that is answered correctly received then the coefficient that x is multiplied by will be the amount for each test.
For the first equation we have 3 as the amount answered correctly time x the points each one is worth = total points y.
For the second equation we have 7 as the amount answered correctly time x the points each one is worth = total points y .
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greg spent $20 think
Step-by-step explanation:
i think you times
5x+3÷4=7
5x+.75=7
-.75 -.75
5x = 6.25
divide by 5 on both sides
x= 1.25
please mark brainliest
Answer:
14.5 ft
Step-by-step explanation:
We are told that the model car is built to a scale of 1 in. : 2.5 ft.
That means 1 inches represents 2.5 ft in actual measurement.
Thus, for a 5.8 inch long model, the real life measurement is;
(5.8 inch × 2.5 ft)/1 inch = 14.5 ft
