Divide. Round to the nearest tenth.
2.1/1.488

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

Nine more than four times a number is the same as one less than twice the number. find the number?

Which expression shows the sum of the polynomials with like terms grouped together