Year 1 Lesson 23 In-class Exercise

Name ________________________

1). Simplify these equations by combining like terms and then find X:

(I will simplify the first equation for you!)
a). X + X + X + X = 44

Simplify it: 4X = 44


X =______

b). X + 2X + X + X = 25

Simplify it:: __________________


X =______

c). X + 2X + 2X + X = 36

Simplify it: __________________


X =______





d). 3X + 5X = 56

Simplify it: ________


X =______





e). 5X - 3X = 18

Simplify it: __________________


X =______





f). 2X + 6X - 3X = 30

Simplify it: __________________


X =______





g). 5X - 3X + 2 = 16

Simplify it: __________________


X =______




h). X + 2X + 13 - X - 8 = 21

Simplify it: __________________


X =______