Answer:
X= -34
Step-by-step explanation:
Y = 20x + 7 for instance
then just substitute the values
Answer:
x^2y^2 3y^2
Step-by-step explanation:
its a or the first choice
-8 and +8 equal 0 since they cancel out. It's basically 8-8. So that leaves you with 0-(-7). The two negatives make a positive, now you're left with 0+7=7. Your answer is 7. Hope this helps :)