If x is a positive integer, which expression is equivalent to ? Assume x>0.
20/07
20
3
X Х
+2
> 01
U
I

Sum is 17 and their difference is 3

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given