Answer:
18.9
Step-by-step explanation:
Step 1:
45/100 = x/42 Equation
Step 2:
100x = 1890 Multiply
Step 3:
x = 1890 ÷ 100 Divide
Answer:
x = 18.9
Hope This Helps :)
Answer:
Step-by-step explanation:
8x² + 2(x²-1) = 8x² + 2*x² - 2*1
= 8x² + 2x² -2
= 10x² -2
Like terms: 8x² , 2x²
Okay. What you have to do is add all of the numbers shown.
103+36+33
Once you have gotten your answer(172) you must subtract that number with 180.
The answer is 8.
Y=-2 !!
-3y -5 = 4y -19
+3y. +3y
————————-
-5 = 7y -19
+5. +5
——————
7y = -14
%7. %7
————-
y= -2
Step-by-step explanation:
I dont know if this helps but that what I came up with