해법
해법
솔루션 단계
Translate the problem into an equation
Solve the equation
인기 있는 예
The area of a circle is 4.8 cm2. Find the 원둘레 of the circle, rounding your answer to 3 significant figures.Tom is going for a walk. He walks 6.4 miles in 4 hours. what is his speed?seven times the 차이 of a number and 4 is no more than 10two numbers are in ratio 1:1 and their sum is 15. Find the numbersAndrew is 6 years older than twice Maddy's age. If the sum of their ages is 78, how old is Maddy?