The answer is y = 2x + 3.
x - Kay's age
y - Jane's age
m - Mary's age
<span>Jane is 3 years older than Mary: y = m + 3
</span><span>Mary is twice as old as Kay: m = 2x
</span><span>
y = m + 3
m = 2x
Substitute m in the first equation:
y = 2x + 3
</span>
A right pyramid on a base 4cm square has a slant edge of 6cm the volume
Answer:
x^4 * (1/y^2)
Step-by-step explanation:
A negative exponent is just the reciprocal of the positive version of the exponent.
