Your answer is A. 15
6a+10 = 3a+ 55
6(15) + 10 = 3(15) + 55
6x 15 = 90 + 10 = 100
3 x 15 = 45 + 55 = 100
hope this helps
The answer is 10 :)))))))))
Answer:
Step-by-step explanation:
Rhombuses, parallelograms, rectangles, and squares cannot be classified as trapezoids as they have 2 pairs of parallel sides each. But quadrilaterals can be classified as trapezoids if they have a pair of parallel sides and a pair of non-parallel sides.
This is kind of confusing, sry but I can't help.