Algebra

Combine Like Terms

100

5x + 2y -3x -y

2x+y

200

6 + 7x - 8v - x - 3

3 + 6x - 8v

300

3(x + 2x) - 4x

5x

400

8y + 5b - 6y + 3 - 2

2y + 5b + 1

500

2x - x + 3y - 2y + x 

2x + y

Evaluate the Expression

100

c + b when b = 7 and c = 2

2 + 7 = 9

200

cb when c = 7 and b = 3

(7)(3) = 21

300

v - 2x when v = 21 and x = 6

21 - 2(6) 

21 - 12

= 9

400

(3/4)(g) when g = 24

18

500

2k - 3j when J = .35 and k = 1.2

2(1.2) - 3(.35)

2.4 - 1.05

=1.35

Solve for the Variable

100

3 + v = 23

23-3 = 20 

v = 20

200

p - 63 = 300

300 + 63 = 363

 p = 363

300

7v = 56

56/7 = 8 

v = 8

400

m/8 = 9

9 * 8 = 72 

m = 72

500

635 + m = 1000

1000 - 635 = 365 

m = 365

Solve (Fractions)

100

(g) / 1/2 = 8 

g divided by half equals 8

8 * 1/2 = 8/2 = 4 

g = 4

200

16 = 3/4(f) 

sixteen equals three fourths times f

f = 21 1/3

300

2/3(d) = 5

5 / 2/3 5/1 * 3/2 15/2 

d = 7.5

400

3/7(u) = 11

 u = 25 2/3

500

14 = t / 2/3

t = 9 1/3

Solve (Decimals)

100

2.2 = m + .03

m = 2.17

200

30.03 = a - 1.568

30.03 - 1.568 ---------- a= 28.462

300

b / 3.3 = .3

3.3 * .3 b = .99

400

.02y = 1.632

y = 81.6

500

2.1h = 658

h=313.3333