Rearrange the standard form of a question to ask 2x+ 3y =9 into slope intercept form

What other information do you need to prove triangle dac=bca by asa

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

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.