If you divide 90 to 18, you would get 5. therefore, 5cm is the answer.
Answer:
y= 84
Step-by-step explanation:
y = kx
where k is the constant
k = y/x = 91/13 = 7
the value of Y when x= 12
y = kx =7(12)
y =84
Answer:
Step-by-step explanation:
A linear expression has the highest power of the variable to 1, i.e ax+b
Then only the first option is in a linear expression format
9x-2
Answer:
52
Step-by-step explanation:
Put the numbers in the expression and do the arithmetic.
(-8)² - |-12| = 64 -12 = 52
Answer:
16 years old
Step-by-step explanation:
The age of his sister = 12 years old
Gasta is 4 years older than his sister,
The age of Gasta
= 4 + 12
= 16 years old.
Therefore,
Gasta is 16 years old.
