解答
解答
求解步骤
Translate the problem into an equation:
流行的例子
40% of what number is 10the perimeter of a rectangular playground is 36m.if the length of the playground is 6m,what is the width of the perimeterA rectangular table is 22.5 inches wide and 31 inches long.Using the Pythagorean theorem, what is the length of the diagonal of the tablea number decreased by 21 is equal to the product of a number and-23Use the given information to find the amount A in the account earning compound interest after 6 years when the principal is 3500. r=2.29%, compounded monthly