Grade 7 Like Terms and Equations Quiz Welcome to your Grade 7 Like Terms and Equations Quiz Collect like terms: 2a − 7a + 3a 5a -7a + 5a -2a None Collect like terms: 8x + 5y − 3x − 9y + 10 5x - 4y +10 5x + 14y + 10 5x + 6y None Solve an equation: 3 + x = −4.5 x = 1.5 x = -7.5 x = 7.5 None Solve an equation: 8x − 4x = 16 x = 1.6 x = 4 x = -4 None Solve an equation: 3x = 0.27 x = 0.81 x = 9 x = 0.09 None Solve an equation: 7x + 2 = 22 − 3x x = 6 x = 2 x = -2 None Time's up