Literal equations

Solve a formula for a chosen variable: rearrange A = lw for w, or F = (9/5)C + 32 for C.

Standards:A-CED.A.4

Try it: three questions

Real questions from the practice bank. Tap an answer to check it.

Question 1 of 3

Solve for m: 3m + 7 = 22

Question 2 of 3

Solve for x: 5x − 12 = 18

Question 3 of 3

Solve for x: 5x - 8 = 27

How this fits in

Literal equations is one skill in the Algebra Foundations unit. Students read the unit lesson, then earn a bronze, silver, or gold medal on their last 10 answers. Medals never go down. A mastered unit comes back for review after 1, 3, 7, 16, and 35 days so it stays learned.

Equations with variables on both sides
Equations with the distributive property and fractions
Solving and graphing linear inequalities
Integer exponent rules
Square roots and cube roots
Scientific notation
Rational and irrational numbers
Systems of linear equations

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