Question

What is the correct answer to 2a+3=4a+5

Answer 1

Answer:

a = -1

Step-by-step explanation:

GIVEN :

2a + 3 = 4a + 5

TO FIND :

The value of a

SOLUTION :

2a + 3 = 4a + 5

• Taking 2a to the RHS and 5 to LHS

=> 3 - 5 = 4a - 2a

(Signs change when shifting variables from LHS to RHS and vice-versa)

=> -2 = 2a

• Dividing the equation by 2

=> -1 = a

∴ a = -1

ANSWER :

The value of a is -1  

                             

Hope this helps!