Perimetrul unui dreptunghi este de 34 cm, iar lungimea este de 9 cm. Să se afle lățimea dreptunghiului.
va rog frumooss e urgent, dau coroana

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.

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.