Solving an Equation

Q. How many integral solution does the equation $4x-1=8$ has?

Q.

$x=3$ is the solution of the equation $x+3=0$.

1. False

2. True

Q. $4x+25=7x+10$ is the given equation.
To solve the above equation, we take all variables on to one side and all constants to the other side of the equal to sign.

1. True
2. False

Q. To solve for x in the equation 3x + 5 = 17, which of the following steps we follow?

1. Subtract 5 on both sides of the equation. Then divide both sides of the equation by 3.
2. Multiply by 5 on both sides of the equation. Then divide both sides of the equation by 3.
3. Add 5 on both sides of the equation. Then divide both sides of the equation by 3.
4. Divide both sides of the equation by 3. Then divide both sides of the equation by 3.

Q. Solve the given equation: $3x+5=17$

1. $x=3$
2. $x=4$
3. $x=5$
4. This equation cannot be solved

Q. For the equation: $3z+\frac{7}{2}$ = $\frac{5}{2}$, '$z$' is equal to ____.

1. $\frac{1}{3}$

2. $\frac{-1}{3}$

3. $\frac{-2}{3}$

4. $\frac{2}{3}$

Q.

The value of $y$ that satisfies the equation $3(y+2)=12$ is

1. $4$

2. $2$

3. $7$

4. $3$

Q. Step 1: $3x+2=17$
Step 2: $3x=17-2$
This process of shifting the number from one side of the equation to the other side is called as ___.

1. Translation

2. Root of equation

3. Transposition

4. Correlation

Q. What is the value of x in $3(4x+10)=162$ ?

1. 12
2. 11
3. 21
4. 10

Q.

Solve for $x$.
$\frac{x+4}{x-2}=\frac{4}{7}$

1. 12

2. 11

3. -12

4. -11