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What's on the worksheet
- Substitute the value, work out each side, and say if it is a solution.n + 26 = 61,\ \ n = 3548 - w = 19,\ \ w = 279b = 72,\ \ b = 9\dfrac{56}{d} = 7,\ \ d = 73.5 + y = 6,\ \ y = 3.5
- Explain each student's mistake in checking a value and give the correct conclusion.
- Find the number in the box so that x = 3 is a solution, and check whether x = 4 is too.
- Word problem: check how many dictionaries fit within the bookshelf's weight limit.
- Write equations from the set 1 to 6 that have a stated solution, and show the checks.
Teach it first
The free lesson teaches it with worked examples and practice problems.
What a solution is, and checking one: the lesson ›More Chapter 10 worksheets: One-step equations and inequalities
- 10.1What a solution is, and checking one
- 10.2Inverse operations and the properties of equality
- 10.3One-step equations
- 10.4Inequalities on the number line
- 10.5Writing an inequality for a condition
- 10.6Functions as input-output rules
- 10.7Independent and dependent variables