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Earn +20 ptsQ: What is an expression for 21 if x 9?
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What is the expression which connects y and x when y is inversely proportional to x and x equals 9 y equals 7. and what is the value of y when x equals 21?
x*y = k where k is a constant.When x = 9, y = 7 so k = 9*7 = 63 When x = 21, 21*y = 63 so y = 3.
What is the solution to x - 9?
x - 9 is an expression, neither an equation not an inequality. An expression cannot have a solution.
Which expression represents the quotient of 9 and x?
9/x
What Is 9 plus x equals 21 for x equals 11?
x ≠11 9 + x = 21 9 + x - 9 = 21 - 9 x = 12
How do you write a algebraic expression of x plus 9?
X+9
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