Kevin and Randy Muise have a jar containing 73 coins, all of which are either quarters or nickels. The total value of the coins in the jar is $12.85. How many of each type of coin do they have?

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

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?

Find the value of x. give reasons to justify your solutions! l, m ∈ kn