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solve, x/3-1=x-5/2?
Lcm (2,3)=6 . 6x/3-6= 6(x-5)/2 . x=9
1 of 5
solve, x+2/5+x-4/3= x/2?
lcm (5,3,2)= 30 , 30(x+2)/5 + 30(x-4)/3 = 30x/2. then divide '30 by bottom number' final answer x=28
2 of 5
For simultaneous what does ++ mean and +-
++= - (SAME) -+= +(Different )
3 of 5
Simultaneous equations steps?
label 1 and 2. decide to - or +. the y signs cancel and you can carry on with your sums. then subs in
4 of 5
try , 3x+y=13 and 2x+y=9?
x=4 y=1
5 of 5

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Card 2

Front

solve, x+2/5+x-4/3= x/2?

Back

lcm (5,3,2)= 30 , 30(x+2)/5 + 30(x-4)/3 = 30x/2. then divide '30 by bottom number' final answer x=28

Card 3

Front

For simultaneous what does ++ mean and +-

Back

Preview of the front of card 3

Card 4

Front

Simultaneous equations steps?

Back

Preview of the front of card 4

Card 5

Front

try , 3x+y=13 and 2x+y=9?

Back

Preview of the front of card 5

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