Question

If `[("x + y", 2"x + z"),("x - y", 2"z + w")] = [(4,7),(0,10)]` then the values of x, y, z and w respectively are ____________.

Options

• 2, 2, 3, 4

•  2, 3, 1, 2

• 3, 3, 0, 1

• None of these

Answer 1

If `[("x + y", 2"x + z"),("x - y", 2"z + w")] = [(4,7),(0,10)]` then the values of x, y, z and w respectively are 2, 2, 3, 4.