Linear equations (grade 7)
Solve linear equations of the form px + q = r, p · (x + q) = r, equations with the unknown on both sides, and word problems translated into equations. Plus simple one-step linear inequalities. For grade 7.
Available exercises
Word problem with a linear equation
Translate a word problem into a linear equation (also shown) and solve x.
Solve p · (x + q) = r
Linear equation of the form "3 · (x + 2) = 18". Find x.
Solve px + q = r
Linear equation of the form "3x + 5 = 14". Find x.
Unknown on both sides
Linear equation of the form "2x + 5 = x + 11". Collect x on one side.