Question

3(x-1)+7=1 (solve the equations)​

Answer 1

Step-by-step explanation:

Hope might this help you

Answer 2

Answer:

x = -1

Step-by-step explanation:

3(x-1)+7 = 1

⇒3x - 3 + 7 = 1

⇒3x + 4 = 1

⇒3x = 1 - 4

⇒3x = - 3

⇒x = -3/3

⇒x = -1

Thus, x = -1

Checking :

3(x-1)+7 = 1

⇒3(-1-1)+7 = 1

⇒3 ×(-2) + 7 = 1

⇒-6 + 7 = 1

⇒1 = 1

$\underline{\fbox{\fbox{\rm{.°. LHS = RHS}}}}$

Hence, x = -1 is the correct answer.

Method Used :

• Transposition