Answer:
90
Step-by-step explanation:
supplementary angles equal 180 degrees and 90+90=180
Answer:
48
Step-by-step explanation:
Answer:
This is not question but I think the question might be what the total cost is 95.50
Step-by-step explanation:
You would need to subtract 18 to both sides to make this a perfect-square trinominal.
x^2 - 12x = 18
x^2 - 12x - 18 = 0
a = 1
b = -12
c = -18
Best of Luck!