Evaluate Algebraic Equations and Order of Operation

Please solve this equation

^c/₉ = 8

• c = 1

• c = 17

• c = ⁸/₉

• None of these match my answer

Please solve this equation

x - 12 = 13

• x = 25

• x = 1

• x = 156

• None of these match my answer

Solve this equation

a - 2.1 = 5.8

• a = 7.9

• a = 3.7

• a = 5.8

• None of these match my answer

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

• x/2 = 10

Select all equations that are represented in this diagram.

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Please solve this equation

1.2x = 9.6

• x = 8

• x = 10.8

• x = 8.4

• None of these match my answer

Please solve this equation

7x = 84

• x = 77

• x = 91

• x = 588

• None of these match my answer

If a = 2 find:

a + 3

• 5

• 6

• 23

• 1

If a = 4 find:

2a + 3

• 27

• 9

• 11

• 14

If a = 2 and b = 4 find:

a + b

• 8

• 6

• 2

• 4