Factorise :
4a²-12a+9-49b²
8 servings calls for 2 cups flour how much woiuld 5 servings need
How much is 1 4/11+1 5/11+1 6/11?
12htx6h
factorise :
4a²-12a+9-4²
9b
4064 by 27
1 4/11+1 5/11+1 6/11?
2X/16=7+1/3
During a storm, raindrops fall into a cylinder which stands on horizontal ground.
The cylinder was empty before the storm started...
solve 3(m-4)=21
