Answer:
You aren't supposed to add 3k
Step-by-step explanation:
3k is a positve number. So instead of adding you have to subtract to be able to move on. Correct way shown below. Once you get this step wrong your answer will also be wrong. At the end you also need to divide
19-2k= 3k-1
-3k -3k
19-5k= -1
-19 -19
-5k= -20
-5/-5= -20/-5
k=4
Answer: 8.96 × ten to the power of two
Sorry, I couldn't write ten to the power of two in numbers...but you get it right?
Answer:
28, 28, 34, 34
Step-by-step explanation:
8x - (6 + y)
8(5) - (6 + 6)
40-12
28
w ¾ + x²
4(¾) + 5²
3 + 25
28
y² - 0.5w
6² - 0.5(4)
36 - 2
34
w / 4 + 3(x + y)
4 / 4 + 3(5 + 6)
1 + 3(11)
34
Answer:
x = 16
Step-by-step explanation:
x/4 - 1 = 3
x/4 = 3+1
x/4 = 4
x = 4*4
x = 16
