what is the sum of 4 and

what is the sum of 4 and The sum of 130 and X is 250,what is What is the sum of their area? what is the sum of the roots of 4x+3x-8=0? what is the sum of the first five prime numbers 一道英文版的数学题,What is sum of the multiples of 3 between 3 and 99 The sum of two even numbers is always what? if y is the sum of 3x and 5 more than x ,by what number does The sum of the weights of Tom and Bill is 138 pounds and one the product of 7 and a number is more than the sum of 7 and 一个英语数学题What is the value of the sum of a sequence of x conse .What is the minimum value of the sum of a positive real num