In the figure, angle I measures 56° and angle A measures 38°. The measurement of angle B is
34
45
68
72
The measurement of angle c is
72
100
108
110
The measurement angle of F is
34
68
70
72

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?