Finding Unknown Values in Equations

1) Solve this equation

c - 1 = 8

• c = 9

• c = 7

• c = 8

• None of these match my answer

Please solve this equation

m - 3 = 4

• m = 7

• m = 1

• m = 13

• 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

Please solve this equation

m - 14 = 32

• m = 18

• m = 2 ¹/₈

• m = 424

• None of these match my answer

Please solve this equation

7x = 84

• x = 77

• x = 91

• x = 588

• None of these match my answer

Please solve this equation Melanie and Julian have 50 dinosaurs in total. Julian has 21 dinosaurs. How many dinosaurs does Melanie have?

• g = 29

• g = 71

• g = 1050

• None of these match my answer

Please solve this equation

^c/₉ = 8

• c = 1

• c = 17

• c = ⁸/₉

• None of these match my answer

What is the value of x?

25 + ? = 36

• 10

• 9

• 12

• 11

32 + ? = 46

• 14

• 16

• 15

• 12