Answer:
Step-by-step explanation:
1 : 3 : : 4: x
Multiply 1 and x and multiply 3 and 4
x = 12
5x + 3 - 4x = 0
x + 3 = 0
x = -3
Hope this helps :)
Answer: Alternate exterior angles theorom
B)y = 3x^2 - 3x-18
y = (3x – 9)(x + 2)
y = 3x*x+3x*2-9*x-9*2
y = 3x^2 +6x-9x-18
y = 3x^2 - 3x-18
Answer:62.92
50/100f=.5f ... 31.46/.5=62.92 ... 62.92=f
