Answer:
x= -3/4
Step-by-step explanation:
4(4x+ 6)= 12
16x+24=12
16x=-12
x=-3/4
The boundary line should be solid because it have a 'great/less than or equal to' sign
Pythagorean Theorem: a^2+b^2=c^2
(9)^2 + b^2 = (23)^2
81 + b^2 = 529
b^2 = 529 - 81
b^2 = 448
b^2 =

b = 21.2
Answer:
80 degrees
Step-by-step explanatibecause its congruent to a suplementary angle
Answer:
x2 + x – 2=4x
sorry if i give you the wrong answer
Step-by-step explanation: