Answer:
7/12
Step-by-step explanation:
30+40+50=120
120 buttons in total
30+40=70
70 buttons that aren't white
70/120 is the probability
Simplify that to 7/12
I don't know
please mark me as the brainlist
Answer: How is this math
Step-by-step explanation: What can I help you with? I’m not sure what you’re asking
x=6° , z=102°
78=14x+22
56=14x
x=6
180-78=z
z=102