Answer:

Step-by-step explanation:

<u>Expand the terms in the bracket</u>
That's

<u>Add 3y to both sides of the equation</u>

Subtract 7 from both sides by the equation

<u>Divide both sides by - 4</u>

We have the final answer as

Hope this helps you
Answer:
x² - 4x - 21 = 0
Step-by-step explanation:
Answer:
Step-by-step explanation:
102-8= 94
94/2= 47
Jiri is 47 years old.
Triangle QRS is equal to triangle VWX by the ASA theorem. Not AAS