Answer:
C
Step-by-step explanation:
40x + 3
Substitute x for "a number". This is a verbal equation, so it will look like this:
3x+4x+1=6x. Then solve for x.
(-16/3, -5/3) is what I got
Answer:
B (3, -9)
Step-by-step explanation:
Pythagorean Theorem:
states a^2 + b^2 = c^2
given triangle:
5^2 + 13^2 = 14^2
25 + 169 = 196
194 = 196 False so it isn't a right triangle
since C^2 (196) is greater than a^2 +b^2 (194)
the triangle would be Obtuse