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MakcuM [25]
3 years ago
15

Solve for x: 4 over 7 equals the quantity x minus 1 end quantity over 12

Mathematics
1 answer:
12345 [234]3 years ago
7 0

Answer:

x=\frac{55}{7}

Step-by-step explanation:

we have

\frac{4}{7}=\frac{x-1}{12}

solve for x

Multiply in cross

(4)(12)=(7)(x-1)

Divide by 7 both sides

\frac{48}{7}=x-1

Adds 1 both sides

\frac{48}{7}+1=x

\frac{55}{7}=x

Rewrite

x=\frac{55}{7}

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klemol [59]

The function y=0.3^x represents exponential growth with the initial value equal to 1, the decay factor equal to 0.3, and the rate equal to 0.7.

<h3>Population Growth Equation</h3>

The formula for the Population Growth Equation is:

P_f=P_o*(1+\frac{R}{100}) ^t

           

Pf= future population

Po=initial population

r=growth rate

t= time (years)

growth or decay factor =  (1 ±r)

When 1+R  > 1, the equation represents growth, while 1+R < 1 the equation represents decay.

The question gives:

y=0.3^x, then

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brainly.com/question/8935549

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