Step-by-step explanation:
stating the ratios as fractions, setting the two fractions equal to each other, cross-multiplying, and solving the resulting equation
Part A: 14 + 14 = y or 14•2 = y
Part B: (n•2) - 2 = a
Not 100% sure that this is correct but, hope this helps! :) If you have any questions than ask me.
Answer:
12.5g for 1 cake, 150g for 12 cakes
Step-by-step explanation:
Because you need 150g for 12 cakes so 1 cake will take:
150 / 12 = 12.5g
So, You need 12.5g for 1 cake
Hope this help :3
The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try!