Respuesta:
e) 9
f) 30
Explicación paso a paso:
2(x-1)=4²
2x-2=16
2x=16+2
2x=18
x=18/2
x=9
10+x:5-9=√49
10-9+x/5=7
1+x/5=7
x/5=7-1
x/5=6
x=6×5
x=30
[tex]e) \: \: \: \\ 2 (x - 1) = {4}^{2} \\ 2x - 2 = 16 \\ 2x = 16 + 2 \\ 2x = 18 \\ x = 9[/tex]
[tex]f) \\ 10 + ( \frac{x}{5 - 9} ) = \sqrt{49} \\ 10 + ( \frac{x}{ - 4} ) = 7 \\ 10 - \frac{x}{4} = 7 \\ 10 - 7 = \frac{x}{4} \\ 3 = \frac{x}{4} \\ 12 = x [/tex]
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Respuesta:
e) 9
f) 30
Explicación paso a paso:
2(x-1)=4²
2x-2=16
2x=16+2
2x=18
x=18/2
x=9
10+x:5-9=√49
10-9+x/5=7
1+x/5=7
x/5=7-1
x/5=6
x=6×5
x=30
Respuesta:
[tex]e) \: \: \: \\ 2 (x - 1) = {4}^{2} \\ 2x - 2 = 16 \\ 2x = 16 + 2 \\ 2x = 18 \\ x = 9[/tex]
[tex]f) \\ 10 + ( \frac{x}{5 - 9} ) = \sqrt{49} \\ 10 + ( \frac{x}{ - 4} ) = 7 \\ 10 - \frac{x}{4} = 7 \\ 10 - 7 = \frac{x}{4} \\ 3 = \frac{x}{4} \\ 12 = x [/tex]