Expressions
Write the algebraic expression for: the quotient of 3 and y
3/y
Estimate the square root of 52 to the nearest integer
7
Fill in the blank and then name the missing property:
4 + ______ = 4
0, identity property of addition
Simplify: -17 + 12
-5
Tell whether the given equation has this ordered pair as a solution
y = -3x + 7 (3, 2)
no
2 does not equal -3(3)+7
Write the expression: 4 less than the product of 5 and x.
5x-4
What are all the subsets of the number 15
real
rational
integer
whole
natural
Fill in the blank and name the property.
(6 x 8) x 10 = 6 x (_____ x 10)
8, Associative property of multiplication
Simplify: -2.7/3
-0.9
Make a table for this relationship. Then write an equation
Peter sells watermelons for $4.50 each.
x y
1 4.50
2 9.00
3 13.50
y = 4.50x
Evaluate the expression when x= -4 and y= -6
x2 + 2y
(-4)2 + 2(-6)
16 + (-12)
4
Is 6.44444... rational or irrational? Why?
Rational this repeating decimal can be changed to the ratio of 4/9
Use the distributive property to simplify:
-2(4x - 8)
-8x+16
-2/5 divided by 4/7
-7/10
Write an equation for this situation. Then solve.
Tara makes bracelets that cost $3 each. If she collected $36, how many bracelets did she sell?
3x = 36
x = 12
Simplify the expression:
5 + (4-2)2 - 6(3)
5 + 22 -6(3)
5 + 4 - 18
9-18
-9
Name all the subsets for the square root of 12
Real
Irrational
Fill in the blank. Name this property.
3 + _______ = 14 + 3
14, Commutative property of addition
Simplify: 6(x-7)-3(x+8)
3x-66
Plot these points on a coordinate plane
A(3, 5) B( -2, -4) C( 0, -2) D(1,-4)
need to check
Describe the difference between (-5)2 and -52
(-5)2 = (-5)(-5)=25 while
-52 = -(5)(5) = -25
Order these numbers from least to greatest:
Square root of 26, -5.8, -9/3, 6
-5.8, -9/3, Square root of 26 and 6
Fill in the blank. Name the property.
7 x ______ = -7
-1, inverse property of multiplication or the -1 property of multiplication
Write the fraction as a difference:
14-8y / 4
7/2 - 2y
Bo makes $15 more per week than Sue. How can you represent this with an equation and a table?
Sue (x) Bo (y)
25 40
50 65
75 90
y = x + 15