Algebraic Expressions
Evaluate x + y2(x + 2) if x = 3 and y = -1
What is 8?
Evaluate 92.
What is 81?
Is pi rational or irrational?
irrational
5(2x - 3)
10x - 15
Is f = -5 a solution of 17 = 37 + 4f
Yes.
Solve r = m2p for p.
What is r/m2?
Evaluate -(1/6)2.
What is -1/36?
Is 0.575757...(repeating) rational or irrational?
Rational
Simplify -2(7 - a)
-14 + 2a
Solve -7x < 28
What is x > -4?
Solve 15(9 - 7)2 - 5
What is 55?
Evaluate (24 - 6)2.
What is 100?
Estimate the square root of 99.
A little less than 10.
Simplify 1/2(-j + 8)
-1/2j + 4
Solve the equation lr + 5l = 12
What is r = -17 or r = 7?
Evaluate the expression: 4w - 8y if w = 0.2, x = 10, and y = 1/2.
What is -3.2?
Evaluate d3 + 15 when d = 5.
140
Simplify -8 + 9w + (-23).
9w - 31
Simplify (6y - 1)1/4
3/2y - 1/4
Is x = -6, y = 0 a solution of y = -2(x + 3)
No.
Simplify the expression 4(2m + 5n) - 3(m - 7n).
What is 5m + 41n?
Evaluate (3c2 - 3d)2 - 21 when c = 3 and d = 5
What is 123?
Are (5 - 2)c and 3c equivalent?
Yes
Simplify (24 - 24y)1/4
6 - 6y
Solve l3m + 7l = 13.
What is m = 2 or m = -20/3.