G.M = √7*9 = √63
.....................
Answer:
X=6
Step-by-step explanation:add 15 to 3 that gives 18 divide by 3 that gives 6 hope this helps god bless
X= -3/2y+3/17z
y=-2/3x+2/17z
z=-17/3x+17/2y
Answer:
-20°F
Step-by-step explanation:
Answer:

Step-by-step explanation:
We are given with two equations
first equation is 
second equation is

we find the result of subtracting two equation
subtract the second equation from the first, so
first equation - second equation, multiply second equation by -1 and then add it with first equation


Now add both equations, we get
