解答
解答
求解步骤
Translate the problem into an equation
Solve the equation
流行的例子
find the area of a circle with a 周长 of 21.98Fatima is 7 years older than her brother. Three times the sum of their ages is 39.:Write and solve an equation to find Fatima's age.sum of 5 and a numberThe 周长 of a circle is 37.68 meters. What is the circle's diameter?Paul's age is six less than twice bobs age. two years ago, the sum of their ages was 29. How old is Paul?