Question

10y + 20z – 30y + 10z
Combining like terms

Answer 1

To combine like terms in the expression 10y + 20z - 30y + 10z, you can add or subtract the coefficients of the like terms:

10y - 30y = -20y

20z + 10z = 30z

Now, you have simplified the expression to:

-20y + 30z

Explanation: