Answer:
4x-34
Step-by-step explanation: simplify to find your answer
Answer:
Here,
substituting the value of 4y in eqn i fron eqn ii
so eqn i becomes
So
Thus,
...hope this helps:)
Answer:
f (-4) = 3x(-4)^2 - 7x(-4) - 32 = 44
Step-by-step explanation:
you should replace every x with the number given which is here equals -4
Distribute
x-12x+30=-x-4
Combine like terms
-11x+30=-x-4
Add x to both sides
-10x+30= -4
Subtract 30 from both sides
-10x=-34
Divide both sides by -10
x=3.4
Final answer: x=3.4
Answer:
12
Step-by-step explanation:
3 ((20)2 - 36)
3 (40 - 36)
3 (4)
12
