3x - 6 = 7x + 18
(Move terms)
3x - 7x = 18 + 6
(Collect the terms)
(Calculate the sum)
-4x = 24
(Divide both sides by -4)
x = -6
Answer:
53 degrees
Step-by-step explanation:
Answer:
J) -4.5
Step-by-step explanation:
-12x=54
x=54÷(-12)
x=-4.5
by selling the bicycle and the helmet they made a profit of 84