Posted by **Lilly** on Sunday, October 19, 2008 at 3:33pm.

What properties are expressed in these equations?

a=b

a + [c + (-c)] = b + [c + (-c)]

Also, would the property expressed in -a=-b be the substitution property of equality?

## Answer This Question

## Related Questions

- Geometry - How do I solve this? Complete the two-column proof. Given : 11x – 6y...
- Math Properties - What property is expressed in the equality b + (-b) = 0?
- geometry - If PQ=3 and PQ+RS=5, then 3+RS=5 is an example of the ___________. A...
- Geometry - Complete the two-column proof. Given: x/5 + 9 = 11 Prove: x = 10 x/5...
- Geometry help - The true conditional statement "If 1/2 (m<ABC) = m<ABD, ...
- Math - 1. Complete two column proof. Given: x/6+2=15 Prove: x=78 x/6+2=15 A:...
- Geometry(stumped) - Complete the two-column proof. Given: x/5 + 9 = 11 Prove: x...
- geometry - What is the value of x? Justify each step. AC=32 2x 6x+8 ....
- geometry - What is the value of x? Justify each step. AC=32 2x 6x+8 ....
- Algebra I I - If j = 6, then j x 2 = 6 x 2 If this the multiplication property ...

More Related Questions