Two Step Equations
3b+6=18
b=4
What is the formula for the area of a square/rectangle?
Base x height OR length x width
9x7
63
1/2
.5 or .50
5x - 2x + 18= 42
5x, -2x
18, 42
9x-7=-7
0
What is the area of a rectangle with a width of 5 cm and a height of 12 cm?
60 cm2
7x8
56
.3333 or .3 repeating
1/3
17-18+4+17x= 32x
17, -18, 4
17x, 32x
20-10e=120
-10
What is the formula for the area of a triangle?
1/2 base x height (1/2bh)
6x9
54
3/4
.75
5(x-7)+ 32x=8
5x, 32x
-35, 8
10-6v=-104
19
What is the area of a triangle with a base of 8 cm and a height of 8 cm?
32 cm2
7x6
42
2/3
.6666 or .6 repeating
3x+17=2(x+84)
3x, 2x
17, 168
7(9+k)=84
3
What is the surface area of a cube with a length of 10 in?
600 in2
9x9
81
.8
8/10 or 80/100
2x= 3+14-4x
2x, -4x
3, 14