solving equations - mathspad of a n… · match the cards into groups of 3... record your answers...
TRANSCRIPT
X = 7.5 2X = 15
Solving equations
Matching activity
Match the cards
into groups of 3...
Record your answers in the table by noting the number on the cards (version 1)
Or cut them out and physically match them into groups (version 2).
6 18
A
A B C D E F G H I J K L M N
6
18
2X + 1 = 15 = 8 + 2 = 15 X - 7 = 15 - 2 = 8 X - 2 = 15 = 8
X + 15 = 8 2(X + 7)= 8 = 15 2x + 7 = 8 X + 2 = 15 2X = 15 2(X + 1)= 15
X = -3 x = -7 x = 6.5 x = 7 x = 20 x = 18 x = 17
X = 14 x = 13 x = 0.5 x = 7.5 x = 30 x = 26 x = 22
A B C D E F G H I J K L M N
A
B
C
D
E
F
G
I
J
K
L
M
N
H
1
2
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8
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14
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17
18
19
20
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22
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26
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28
Answers A B C D E F G H I J K L M N
12 8 6 1 9 3 10 2 7 13 4 11 14 5
22 20 24 21 23 16 18 17 28 25 15 27 19 26
Version 2
(cut and stick)
X = 8 2X + 1 = 15
X = -7 = 8
X = 13 2(X + 7) = 8
X = 6.5 + 2 = 15
X = 0.5 = 15
X = 7 X - 7 = 15
X = 7.5 2x + 7 = 8
X = 14 2X - 1 = 15
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A
B
C
D
E
F
G
H
X = 20 - 2 = 8
X = 30 X + 2 = 15
X = 3 X - 2 = 15
X = 26 2x == 15
X == 22
X = -3 X + 15 = 8
X = 18 2(X + 1)= 15
X = 17 = 8
2X + 2 = 8
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w.m
ath
spad
.co
.uk
The Answers…
X = 7.5 2X = 15
X = 30 = 15
X = 7 2X + 1 = 15
X = 20 - 2 = 8
X = 14 = 8
X = 13 X + 2 = 15
X = 8 2X - 1 = 15
X = 0.5 2x + 7 = 8
X = -7 X + 15 = 8
X = 22 X - 7 = 15
X = 18 = 8
X = -3 2(X + 7) = 8
X = 6.5
X = 26 + 2 = 15
X = 3 2X + 2 = 8
X = 17 X - 2 = 15
2(X + 1)= 15
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