L'âge de Jeanne est le triple de celui de Jacques La somme de leurs âges est 60 ans.
a) Désigne par y ans l'âge de Jacques, puis calcule y.
b) Quel est l'âge de Jeanne ?​

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.

3questions show how you solved the problem 1. subtract & simplify (–y2 – 4y – 8) – (–4y2 – 6y + 3) 2.multiply and simplify 2x2y3z2 · 4xy4x2 3.multiply and simplify (x – 4) (x2 – 5x – 6)

We can calculate the depth dd of snow, in centimeters, that accumulates in harper's yard during the first hh hours of a snowstorm using the equation d=5hd=5h. how many centimeters of snow accumulate per hour?