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Ecuaciones lineales

Authored by Delmis Díaz

Mathematics

University

Used 14+ times

Ecuaciones lineales
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10 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resolver la ecuación

 x+4=6x+4=6  

 x=2x=2  

 x=2x=-2  

 x=0x=0  

 x=12x=-\frac{1}{2}  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resolver la ecuación

 6x=46-x=4  

 x=2x=2  

 x=2x=-2  

 x=0x=0  

 x=1x=1  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resolver la ecuación

 5x7+3x=95x-7+3x=9  

 x=2x=2  

 x=4x=4  

 x=5x=5  

 x=0x=0  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resolver la ecuación

 8(x1)(4x20)=4x2(x16)8\left(x-1\right)-\left(4x-20\right)=4x-2\left(x-16\right)  

 x=10x=10  

 x=6x=6  

 x=227x=\frac{22}{7}  

 x=13x=\frac{1}{3}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resolver la ecuación

 (2y+3)(y4)+5=(y+1)(2y+5)\left(2y+3\right)\left(y-4\right)+5=\left(y+1\right)\left(2y+5\right)  

 y=1y=-1  

 y=2y=2  

 y=0y=0  

 y=10y=10  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resolver la ecuación

 m[2m(m1)]=m(3m11)m-\left[-2m-\left(m-1\right)\right]=m-\left(3m-11\right)  

 m=2m=2  

 m=4m=4  

 m=13m=\frac{1}{3}  

 m=3m=3  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

La suma de dos números es 209 y el mayor excede en 15 al menor. Hallar los números.

x=97 ; x=112x=97\ ;\ x=112

x=15; x =194x=15;\ x\ =194

x=87; x=122x=87;\ x=122

x=57; x=152x=57;\ x=152

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