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Solving Equations
solve. 3(2y-3)-7y=-14
What are the Mathematical Properties
Solving Equations
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1
What are the Mathematical Properties
none of the above
commutative, associativedistributive properties,
commutative, associative
commutative, associative, additive identity
2
solve. 3(2y-3)-7y=-14
y=5
y=-5
x=3
y=4
3
Solve. -5x+4+2x=16
x=-30
x=2
x=-4
x=4
4
solve 4x+8=24
x=4
x=-4
x=5
y=-4
5
Define. a calculation from zero or more input values
Equation
Number
Operation
None of the above
6
Define.(a statement that the values of two mathematical expressions are equal )
<p>Subtraction</p>
Addition
Equation
Property
7
Define. (represents an unknown quantity. )
equation
constant
Variable
non of the above
8
Define. A symbol (usually a letter) that represents an unknown quantity.
addition
<p>Equations</p>
Variable
<p>divdsion</p>
9
4(2a+3)=-3(a-1)+31
a=2
a=-2
a=3
a=4
10
Ben has an equation(3n-9=2n+12).He solved it and got the answer n=4.What is the correct answer?
n=21
x=21
y=21
n=-21
11
Solve. 4x+8=24
x=20
a=4
x=4
y=10
12
How many boxes of cookies can u buy with $12 if one box cost $3.
4boxes
1box
6boxes
10boxes
13
Define. A value in an expression that does not change.
Constant
varible
equation
solve
14
Solve. 2x=10
x=6
x=1
x=9
x=5
15
Divide the same number to both sides of an equation,the new equation will have same solution
Solve
Multi-step
subtraction
Division Property OF Equality
16
Solve. x-120=80
x==5,000
x=300
x=200
<p>x=-200</p>
17
Solve. 9x+3=21
x=31
x=7
x=20
x=2
18
Define. Operations that undo each other; adition and subtraction, or multiplication.
number
operations
solve equations
Inverse Operations
19
Solve. 5b+8+3b+4=40-4
b=3
b=8
b=5.3
b=-22
20
Solve. -18x+30=-150
x=0
x=-10
x=x
x=10
