2a + 3b = 5 b = a - 5 What is a and b?
1 answer:
You might be interested in
Check the picture below.
so hmmm let's get the whole area of the rectangle, and then <u>get the areas of those 3 triangles and subtract their area from that of the rectangle's,</u> what's leftover is what we didn't subtract, namely, the white triangle.
