Factor the expression 20x^2+22x-12
1 answer:
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Answer: 6
The sides are equal.
Thus
$JP=x+2=4+2=\boxed{6}$
For this case we propose a system of equations:
x: Variable that represents the amount of hours that Olivia's mother drove
y: Variable that represents the amount of hours that Olivia's father drove
So, we have:
From the first equation we have:
Substituting in the second equation:
Thus, Olivia's father drove 3 hours.
Olivia's mother drove 11 hours.
Answer: