Answer:

Step-by-step explanation:
Step 1: Write expression

Step 2: Simplify Parenthesis

Step 3: Exponent Exponents

Step 4: Simplify

It’s c. Where the two planes intersect
Y=1/9(-1)+4
Explanation:
X=-1 and y=8
Answer:
Prob gonna be prob b
Step-by-step explanation:
Answer:
3,6,-2
Step-by-step explanation:
a+2a+b = 7
2a^2b = -36
a*2a + ab + 2ab = 0
or, a(2a+3b) = 0
so, b = -2a/3
Solve those and you find 3,6,-2