Chapter 3: Q4. (page 140)
Find whether the number is a solution of .
Short Answer
No, the number is a solution of the inequality .
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Chapter 3: Q4. (page 140)
Find whether the number is a solution of .
No, the number is a solution of the inequality .
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Write the verbal sentence as an equation. Then solve the equation.
Four minus 7 times a number is equal to 12 minus 3 times the number.
Solve the equation. Check your solution.
Solve the equation. Check your solution.
Solve the equation. Check your solution.
Duathlons A duathlon is an event that consists of running and biking. While training for a duathlon, you run and bike a total of 23 kilometers in 1.25 hours. You run at an average speed of 10 kilometers in 1.25 hours. You run at an average speed of 10 kilometers per hour and bike at an average speed of 24 kilometers per hour. Write and solve an equation to find the time you spend running and the time you spend biking.
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