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Addition
Subtraction
Multiplication
Division
Equation Rules
100
x + 4 = 25
What is 21
100
x - 2 = 6
What is 8
100
9x = -27
What is -3
100
y/-6 = 2
What is -12
100

What is the goal in solving equations?

Isolate the variable/ Get the variable by itself

200
a + 13 = 10
What is -3
200
d - 7 = -9
What is -2
200
-7x = -63
What is 9
200

x/6 = -6

What is -36

200

What operation would you use to solve a multiplication equation problem?

Division

300
n + (-8) = -14
What is -6
300

k - 83 =121

What is 204

300
-5e = -400
What is 80
300

x/4 = -14

What is -56

300

What operation would you use to solve this equation?

m + 5 = 10

subtract

400
x + 36 = -100
What is -136
400

x - 27 = -65

What is -38

400

-11x = 1100

What is -100

400

-8 = a/-13

What is 104

400

What do you use when solving multiplication and division equations?

Opposite operation

500
-27 = c + 27
What is -56
500

a - (-163) = -92

What is -255

500

-2y = -800

What is 400

500

-80 = x/5

What is -400

500

Why would you get rid of the 5 in this equation?

y/5 = 13

Because it's the number with the variable