Answer:
x = 6
Step-by-step explanation:
Complementary angles = angles that add up to 90 degrees.
Therefore 8x - 30 + 5x + 42 = 90
13x + 12 = 90
Subtract 12 from both sides and then divide each side by 13.
x = 6
Answer:
i think it A
Step-by-step explanation:
Answer: ???
Step-by-step explanation: Greatest common factor is the biggest factor of a number
454
check...
same hundreds digit as ones : correct
value of tens digit is 50 : correct
value of ones digit is 4 : correct
They are equal. Because 3/6=6/12 and 6/12=3/6.