In the number 286,489 how many times greater is the 8 in the ten thousands place then the 8 in the tens place

What is the sum of these mixed numbers 4 2/3+ 3 1/9

Jubal wrote the four equations below. he examined them, without solving them, to determine which equation has no solution. which of jubal’s equations has no solution hurry

The measures of the angles in △abc are given by the expressions in the table. angle measure angle a 65° angle b (3x−10)° angle c (2x)∘ find the value of x. then find the m∠b and m∠c.