need help checking
Create a 2-column proof for the following equation.
X + X + 10 + 2(2X + 10) = 180
X + X + 10 + 2(2X + 10) = 180 (Given)
2X + 10 + 2(2X + 10) = 180 (Simplify)
2X + 10 + 4X + 20 = 180 (Expand)
6X + 30 = 180 (Simplify)
6X = 180 - 30 (Subtract)
6X = 150 (Simplify)
X = 150/6 (Divide)
X = 25 (Simplify)
2 answers
Sorry, I meant to ask if these were correct.
Your steps are correct, as is your solution
0 answers