David biked 24 miles in 4 hours if he biked at a constant speed how many miles did he bike per hour
2 answers:
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X= -10
You may review the image Ive attached to see how I got this answer.
You may review the image Ive attached to see how I got this answer.
Let the smaller number be x.
Given, the larger number is 7 times the smaller number.
So, the larger number = 7x.
Given, 3 times the larger number is 7 more than 4 times the smaller number.
So we can write the equation as,
Now we have to move 4x to the left side by subtracting 4x from both sides.
To get x, we will divide both sides by 17. We will get,
So the smaller number =
The larger number = =
So we have got the required numbers.
Smaller number = and larger number =
.