Answer:
You cannot divide first because in equations you need to isolate the variable, which means subtracting first. The outcome will be different if you change the order.
Complementary angles add up to equal 90 degrees. Knowing this, you can subtract 68 from 90. 90-68=22.
Hope this helps.
Squares : Triangles
3 : 12
Divide both sides by 3.
The simplest ratio is
1 : 4
A vat of water and a weighing scale
