Expressions
4 more than a number.
x + 4
or
4 + x
Solving Equations
Solve for x.
x + 3 = 7
What is:
x = 4
Solving Inequalities
Solve for c.
c - 11 > 22
What is:
c < 33
6+8(3+7)
86
7 less than a number
x - 7
Solving Equations
Solve for x.
2x = 8
What is:
x = 4
What are two possible solutions for x?
2x < 6
x: 0,1, 2
12x9+25
133
Twice a number, x
2x
Solving Equations
Solve for x.
9 + x = 15
What is:
x = 6
Write an inequality
S is at most 55
s <= 55
7+92รท9
16
Half a number, x
x/2
Solve for v.
9v = 27
v= 3
Write an Inequality
Brianna, who is not yet 21 years old, is 2 years older than Lily.
x + 2 < 21
32+2(8x2)
41