System Equations
What is x, and y?
−7x+8y=−38−7x+8y=−38
6x+3y=3
x=2, y=-3
Solve for x.
8(4x+5x)=335+5x
x=5
Which is heavier: a ton of bricks or a ton of feathers?
Neither—they both weigh a ton.
What has a thumb and four fingers, but is not a hand?
A glove
What is X, and Y?
−8x−3y=−41
−2x−7y=−29
x=4, y=3
Solve for x.
−7(−7x−8x)=−588+7x
x=-6
Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?
None. He has three sisters.
What building has the most stories?
The Libary
What is x, and y?
−5x+6y=−46−5x+6y=−46
3x+8y=−42
Solve for x.
−4(7x+4x)=156+8x
x=-3
I am an odd number. Take away a letter and I become even. What number am I?
Seven
I am always hungry and will die if not fed, but whatever I touch will soon turn red. What am I?
Fire
What is x, y, and z?
−3x−8y+2z=54−3x−8y+2z=54
4x−7y+3z=244x−7y+3z=24
6x+6y+8z=−124
x=−2, y=−8, z=−8
Solve for x.
-6(3x+3x)=−280+4x
x=7
A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?
Three
With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?
A stapler
What is x, y, and z?
−6x−6y+5z=50−6x−6y+5z=50
8x−6y−4z=−148x−6y−4z=−14
−2x+3y+8z=27
x=-2, y=-3, z=4
Solve for x.
4(−3x+6x)=−105−3x
x=-7
Mary has four daughters, and each of her daughters has a brother. How many children does Mary have?
5 - They all share a brother
People make me, save me, change me, raise me. What am I
Money