Find the values of `4x + 3y = 24`, `3x + 4y = 25`

Find the value of x, if 4x+3y=23 and y=5

Find the value of x, if 3x+y=15 and y=4

For solving the following sikmultaneous equations by Cramer's rule, find the values of D_x and D_y : 3x - y = 7, x + 4y = 11

Find the value of (x-y) , if 3x+4y=11,4x+3y=10

Find the value of (x-y) , if 5x+4y=14,4x+5y=13

Find the value of (x+y) ,if 3x+5y=9,5x+3y=7

Solve the simultaneous equations: 2x+ y = 10, 3x + 4y = 25

Solve 3x - 4y = 20 and x + 2y = 5.