What is the solution to the system. use the substitution method. y 7 = 3x?

True or false look at the picture pls : /

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy

Which is the graph of this function 3 square root of x plus one if