jonas spent half of his weekly allowance on candy. to earn more money, his parents let him wash the car for $8. what is his weekly allowance if he ended with $10. Write and solve an equation for this situation.

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

What is the approximate circumference of the circle shown below?

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min if they did not stop driving, how many miles could kyle and elijah drive in a whole day? ? 1 day = 24 hours. plzzz i will give you 100 points