10k+(-1)=4k+(-43)
10k-1=4k-43
Subtract 45 from both sides and add 1 to both sides:
6k=-42
Divide by 6 on both sides
k= -7
Answer:
a = 0.
Step-by-step explanation:
2(a - 4) = 2a - 8 + 4a
2a - 8 = 2a - 8 + 4a
2a - 2a - 4a = -8 + 8
-4a = 0
a = 0.
, (49)^1/2 we can write it as square root of 49 , and also the square root of 49 is 7
Answer:
2
Step-by-step explanation:
Trigonometric identities:

Replace into the equation

Remove roots and simply

Answer:
3959
Step-by-step explanation: