Solve:
2x=16
x=8
Solve
4x-8=3x+2
x=10
Solve
2(3x-2)=14
x=3
Does this equations have one, infinite, or no solutions?
4x-3=2x+13
One solution
When Abe Lincoln famously quoted "Four score and seven years ago" he meant how many years in the past?
87
Solve:
x/3=7
x=21
Solve
4x-9=7x-12
x=1
Solve
-5x + 3x -5=11
x=-8
Does this equations have one, infinite, or no solutions?
4x+2=4x-5
No solutions
In the commonly taught order-of-operations acronym PEMDAS, the “E” stands for what “powerful” type of numbers?
Exponents
Solve:
7x-5=44
x=7
Solve
4x-12=12-4x
x=3
Solve
70=7x-7(3x-20)
x=5
Does this equations have one, infinite, or no solutions?
2x+1=5x-8
one solution
In algebra, what C-word means a number or constant placed in front of a variable to multiply that variable?
coefficient
Solve:
x/4-8=-10
x=-8
Solve
8+4x=-10+x
x=-6
Solve
-7x + 5(-x+15)=15
x=5
Does this equations have one, infinite, or no solutions?
3(4x+3)-2=12x+7
Infinite solutions
What number did Michael Jordan wear when he came back from his first retirement? Hint: It was nearly double his original, more famous, number.
45
Solve
-4x+7=7
x=0
Solve
6-x=5x+30
x=-4
Solve
98=-6x-2(2x+6)
x=-11
Does this equations have one, infinite, or no solutions?
5(x-3)+6=5x-10
No solutions
You enter a room that has two pairs of twins, three sets of triplets and four sets of quadruplets - how many people are in the room altogether? (To make it clear, there is no trickery here in terms of the same person belonging to more than one of the listed groups, and there is nobody in the room other than those listed).
30