Question

1. Antonio started the question 2x + 1 = 11 by writing 2x = 10. Which

Answer 1

The property that Antonio has used is what is called the Subtraction property of equality.

What is the Subtraction property of equality?

This is the property that tells us in mathematics that is a number is subtracted from an inequality, they would still remain the same.

2x + 1 = 11 is the same thing as also writing  2x = 10. The difference is that the like terms were on the same side.

Read more on Subtraction property of equality here:

brainly.com/question/1005442

#SPJ1