Find the surface area 219 cm
81 cm
31 cm
75 cm
A harpsichord case has the dimensions shown.
a Find the total area of the top and bottom surfaces.
b. Find the area of each side of the case.
c. If the timber costs €128 per square metre, find the
value of the timber used to construct this case.

Consider this equation. |y + 6| = 2 what can be concluded of the equation? check all that apply. there will be one solution. there will be two solutions. the solution to –(y + 6) = 2 will be also be a solution to the given absolute value equation. the solution(s) will be the number(s) on the number line 2 units away from –6. the value of y must be positive since the variable is inside absolute value signs.

How can i differentiate this equation?

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano