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Maths Exercices
Variable expressions

Evaluate single-variable expressions II

Evaluate the expression (p – 6)2 for p = 9.

Plug in p = 9 and simplify.

(p – 6)2

(9 – 6)2 Plug in p = 9

(3)2 Subtract

9 Square

Evaluate the expression |y-7| for y=-4
Solution: