Answer:
x is -4 and y is 3 (-4,3) mark me brainlies
answer 2+2=4 Step-by-step explanation: 2+2=4 from my brain
X= -2
Y= -1
Z= 1
You may use solve this problem by substituting the values as well. If everything goes wrong , go for Cramer’s rule
Answer:
20% increase
Step-by-step explanation:
All you have to do is divide 72 by 90n and it will give you .8, move the decimal two places to the right to give you 80 and subtract 80 from 100 to get 20