Answer:
7&8 both true
9 is false
Step-by-step explanation:
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60% if there are only 10 white and black balls
Slope intercept: y = mx + b
3y = 2x + 10
Y = 2/3x + 10/3
Perpendicular = opposite sign and reciprocal slope
Y = -3/2x + b
-10 = -3/2(10) + b
-10 = -15 + b, b = 5
Equation: y = -3/2x + 5
2/3 +4/3=6/3=2.... Self explanatory
Answer:
x=90/7
Step-by-step explanation:
7x=90
x=90/7
