maths

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try different numbers before the signs. 2p+4q=6 and 3p-2q= -7?
p=-1 and q=2
1 of 5
write y is directly proportional to x?
y_x
2 of 5
If y is proportional to z and y=7 when z=2 . find the value of y when z=8 and the value of z when y=10.5?
y=kz. place numbers in 7=kx2 7/2=k k=3.5. y=3.5xz. y=3.5x8. A) y=28 y=3.5z 10.5= 3.5xz. 10.5/3.5 =z B) z=3
3 of 5
what other ways can you write proportion?
y_xsquared and y_xcubed
4 of 5
Formulae for inverse proportion?
y=k/x we are dividing instead of times
5 of 5

Other cards in this set

Card 2

Front

write y is directly proportional to x?

Back

y_x

Card 3

Front

If y is proportional to z and y=7 when z=2 . find the value of y when z=8 and the value of z when y=10.5?

Back

Preview of the front of card 3

Card 4

Front

what other ways can you write proportion?

Back

Preview of the front of card 4

Card 5

Front

Formulae for inverse proportion?

Back

Preview of the front of card 5

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