Solving Equations with Desmos - Variables on Both Sides

What value of x makes this equation true?

12x - 15 = 6 - 3x

What value of x makes this equation true?

2x + 9 - 4x = x - 12

• 7

• • - 21

• • - 1

• 3

A model representing a linear equation is shown.

Based on the model, what is the value of x?

What is the value of x in the equation represented by the tiles?

• -1

• -3

• 5

• 3

Two student groups went to an amusement park on the same day.

• Group 1 bought 9 tickets and received a $120 discount.

• Group 2 bought 3 tickets and received a $30 discount.

• Both groups spent the same total amount of money on tickets.

• The price of each ticket was the same,

What was the cost of each ticket?

• $25

• $12.50

• $15

• $7.50