Answer:
Rule #4
Step-by-step explanation:
'Im' needs an apostrophe because it is a contraction I'm means I am
<span>2x-1/4(12x+4)=3
</span>⇒ 2x -1/4*(12x) -1/4*4= 3 (distributive property)
⇒ 2x -3x -1= 3
⇒ -x= 3+1
⇒ -x= 4
⇒ x= -4
<span>
Final answer: x=-4~
</span>
C and D
150(1+2.5) and 150(3.5)
6+6=12
8+4=12
or if you mean algebraic equation:
6+x=12
x+4=12
Answer:
20%
Step-by-step explanation:
If you see they say that the number decreased is 10% each and they say it two times. we could see that the missing number is as big as the length of two 10% together, so if you add them two you get 20%.