Answer:
3
Step-by-step explanation:
12cm / 4 = 3cm
Answer:
X=22.5
Step-by-step explanation:
Y=kX
20=15k
k=4/3
For X when Y=30
30=4/3×X
Cross multiply
4X=90
X=22.5
Answer:
12
Step-by-step explanation:
If u use the equation y=mx+b with m being the slop and b being the y-intercept.
Answer:
x=9
Step-by-step explanation:
We cross multiply to get 4x=36. Divide both sides by 4 to get x = 9.
Hope it helped :)