Given: m∠a + m∠b = m∠b + m∠c prove: m∠c = m∠a write a paragraph proof to prove the statement.

Since angle a + angle b = angle b + angle c, subtract b from both sides cancelling them and now you are left with angle a = angle c

Mop the floor hide the wet sign just to catch em slippin

the equation for this situation is y=122+45. to solve the equation you would add 45 and 122 to get a total of 167lbs. in conclusion, grace's weight eight weeks ago was 167lbs.  

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart