Which value can be filled into the blank to make a true equation?
a + b + c – __ = a + c

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

What is the area of the triangle 10 13 12

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did