Tips and Tricks and Shortcuts To Solve Algebra

Tips and Tricks and Shortcuts To Solve Algebra:-

Problems based on Algebra can be solved using the below given tips and tricks. They will help you to solve questions based on algebra quickly and easily. There are three types of questions asked in the competitive exams.

Type 1: Evaluation or finding the value of a variable

Question 1:

Find the value of x in 5x + 2 – 3x = 10

Options

A. 4
B. 3
C. 1
D. None of the above

Correct Answer: A
Explanation:

5x + 2 – 3x = 10
5x -3x +2 = 10
2x = 10-2
2x= 8
X= 4

Type 2: Tips and Tricks and Shortcuts for Algebra by Substitution Methods

Question 1.

What is the value of 2 (3a- 5)+ 2b (2- 6b) =10 when a= 2 and b =3?

Options

A. 89
B. 23
C. 18
D. None of the above

Correct Answer: C
Explanation:

2 (3a- 5)+ 2(2a- 6b) =10
6a – 10a + 12b = 10
Substituting the values, we get
6 * 2 -10 *2 + 12 *3 = 10
12 – 20 + 36 =10
12 – 20 + 36 -10 = 0
18

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