找到你今天要练的题。

If
= 4 and
= 4,what is the value of n?

What is the smallest solution to the given equation?

If
= 5,what is the value of
?

8j = k + 15m
The given equation relates the distinct positive numbers j, k, and m. Which equation correctly expresses j in terms of k and m?

The expression 90y⁵ - 54y⁴ is equivalent to ry⁴ (15y - 9), where r is a constant. What is the value of r?

4x + 5 = 165
What is the solution to the given equation?

A customer spent $27 to purchase oranges at $3 per pound. How many pounds of oranges did the customer purchase?

Which expression is equivalent to ?

y= x + 4
Which table gives three values of x and their corresponding values of y for the given equation?

=
The given equation relates the positive numbers b, x, and y. Which equation correctly expresses x in terms of b and y?

(5x³ - 3) - (-4x³ + 8)
The given expression is equivalent to bx³ - 11, where b is a constant. What is the value of b?

Which expression is equivalent to , where x and y are positive?