The difference of 2 and the product of 6 and a number . Can be solved and a simple explanation on the subject .​

1/3(x-10)=-4 solve for x with steps

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?