Two-Step Equations
2x+13=35
x=11
3(2x+4)=60
x=8
Solve and describe the number of solutions
2(x-6)=4x-24
x=6; 1 solution
How many noses does a slug have?
4
Who is the patron saint of Ireland?
St. Patrick
(m/p)-4=3
m=49
3(x+2)=4(x+1)
x=2
6x+3+2x=8x+7-10
-3=-3, infinitely many solutions
What is the fastest aquatic animal? How fast can it go?
The sailfish. It can reach speeds of up to 68 MPH.
If you suffer from arachnophobia, which animal are you scared of?
Spiders
Johanna starts the month with $54 in her savings account. At the end of each week, she adds $8 to the account.
A) How much will she have in her account after 5 weeks?
B) Write a formula that could be used to calculate her total savings (s) based on how many weeks (w) she has deposited money in the bank.
C) How many weeks have passed when she reaches $166 in her account?
a) $94
b) 54+8w=S
c) 14 weeks
Xavier spent $84 on art supplies. The canvas for each of his paintings is an additional $1. He plans to sell his painting for $8.
a) Write an equation that could be used to find the number of paintings (p) he will need to sell to break even.
b) Solve the equation for p
a) 8p=84+p or 84+p=8p
b) 12 paintings
Solve and describe the number of solutions.
3x+6=3(x-4)+18
6=6; infinitely many solutions
What was the first country to give women the right to vote?
New Zeland
How many elements are in the periodic table?
118
AJ started the day with $90. He bought three used video games and had $27 remaining. If each video game cost the same amount, what was the price of each game?
$21
2f+4<5f-11
5<f or f>5
2(x+1)-4=5(x-1)+4
x= - 1/3; 1 solution
How many members are there in the United Nations?
193
How many breaths does the average human take in a day?
20,000
Rick is 3 years older than half his brother's age. Rick is 13 years old. How old is his brother?
20 years old
3m>2(m+1)+7
m>9
5x-1=3(x-4)+18
x= 7/2; 1 solution
Which country has the world’s oldest flag?
Denmark
How far away is the moon?
238,900 miles