Answer:
Step 3
Step-by-step explanation:
Step 3 should be:
−6m + 6m = −48 − 12n + 4n + 4
Answer:
=-3x+4
Step-by-step explanation:
expand the brackets
=-7x+4+4x
then collect the like terms
=-3x+4
thats it
Answer:
First: work out the difference (increase) between the two numbers you are comparing. Then: divide the increase by the original number and multiply the answer by 100. % increase = Increase ÷ Original Number × 100. If your answer is a negative number, then this is a percentage decrease.
Step-by-step explanation:
Answer:
21,42,63,84,105
Step-by-step explanation: