Answer:
the answer is x=4
Step-by-step explanation:
5x-4=19
5x=16-4
5x=20
x=4. (dividing both sides by 5)
Answer:
answer for 1. is 25.5714285714 i think i do not know.
Step-by-step explanation:
135/7 + 6 = 25.2857142857 i think and 25.2857142857 + 2/7 =25.5714285714
i am not saying it is right i think i did the steps wrong.
-1^3-5(-1)^2+2(-1)+8
-1-5-2+8
-6-2+8
-8+8=0
The converse of the Pythagorean Theorem is: If the square of the length of the longest side of a triangle is equal to the sum of the squares of the other two sides, then the triangle is a right triangle. That is, in ΔABC, if c2=a2+b2 then ∠C is a right triangle, ΔPQR being the right angle.
Step-by-step explanation:
Below is an attachment containing the solution.