Answer:
b=9,a=12
Step-by-step explanation:
I solved by substitution:
b = 3/4a ---> plug this into the other equation
a + b = 21 is now a + 3/4a = 21
Reduce: 7/4a = 21
a = 12
Now solve for b:
b=3/4a is now b=3/4(12)
b=9
Answer:
12
Step-by-step explanation:
1.08 1.08 divded by 0.09 equals 12
Do you mean cube root because the cube root of 24 is 2.88 and other repeating decimals
Answer:
hi looks good
Step-by-step explanation:
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What do you mean? Pls state the question correctly