<span>x^2 = 81
x = </span>±√81
x = ±9<span>
x^2 = -9 no solutions
x^2 = 20
x = </span>±√20
x = <span>±2</span>√5<span>
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Fifteen divided by three is 18
Answer:
5
Step-by-step explanation:
solve equation 180+92x= 250+78x
She is incorrect because 14 multiplied by 2 equals 28, which means she wouldn’t have any money left over.
Answer:7.25
Step-by-step explanation: when you multiply 7.25 both sides the 7.25 on the left will cancel out the 7.25x leaving x = 29