$\dfrac{1}{2}at^2=V\qquad\text{multiply both sides by 2}\\\\at^2=2V\qquad\text{divide both sides by}\ a\neq0\\\\t^2=\dfrac{2V}{a}\to\boxed{t=\sqrt{\dfrac{2V}{a}}}$

8 0

3 years ago

Louis is saving money for a car, he invests $1,200 in an account that pays an interest rate of 7.5%. How many years will it take

Artist 52 [7]

Answer: n + d = 30

0.05n + 0.10d = 2.20

^^ ur system of equations

Step-by-step explanation:

3 0

3 years ago

Sonny substituted 5 for x in the proportion 16/x=48/15 and cross multiplied to get 240=240. Why is this?

Mashutka [201]

Because 16/5 and 48/15 are equivalent fractions

7 0

3 years ago

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Which equation has x = -2 as the solution?

Vera_Pavlovna [14]

The answer is 2x + 8 = 4

8 0

3 years ago

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