parallel sides have the same length, so
5a+4 =+ b+?
2a+3+? = 3b+1
Makes no sense to me, since I could fill in many possible values for the ??
Maybe you can clean this up and try again
Write an expression for each missing length in this rectangle L: 5a +4 on one side and 2a + 3 +? On the other. W = 3b + 1 on one side + b +? On the other
1 answer