Question

Twice a number, increased by 3 is 7
Sol
solve for the unknown number

Answer 1

Let's represent the unknown number as "x".

The equation "Twice a number, increased by 3 is 7" can be written as:

2x + 3 = 7

Subtract 3 from both sides of the equation:

2x = 4

Divide both sides by 2:

x = 2

So, the unknown number is 2.