exam
Maths Puzzle
Numerical Ability
Write the phrase as an algebraic expression. Let x represent the unknown number.
15) The sum of a number and fourteen
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exam Other Question
problem
I am trying to explain how to simpliy expressions
I have the problem, the book page 412 does not explain just how the answer was receive
I understand 7x4=28 power etc.
but not how
Solve by factoring.
4x^2 - 1 = 0