Deux sur 3 ewt egal a combien en pourcenatge​

In the diagram, gef and hef are congruent. what is the value of x

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

3a + 5b - 7 = 0 a - 2b - 4 = 0 solve the system by the elimination method. check your work {(96/11, -5/11)} {(34/11, -5/11)} {(32/33, 5/11)}