(1) Write the equation for ‘The sum of two times y and 10 is 42'
(2)In an isosceles triangle, the vertex angle is twice either base angle. (Let the base anglebe b in degrees. Remember that the sum of angles of a triangle is 180 degrees). Set up an equation.
(3)Sachin scored twice as many runs as Rahul. Together, their runs fell two short of adouble century. How many runs did each one score?