Question

solve linear equation 4x - 8=20​

Answer 1

Solution:

• 4x - 8=20 ... (1)

• 4x = 20 + 8

• 4x = 28

• $x = \frac{28}{4}$

• x = 7

Verification:

Put x=7 in equation (1)

• 4(7) - 8 = 20

• 28 - 8 = 20

• 20 = 20

Hence Proved.

Answer 2

4x - 8=20

4x=20+8

4X=28

X=28/4

X=7