Help me this math I suck at
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Answer:
x=-1
Step-by-step explanation:
Step 1- Add 9 to both sides of the equation.
New equation:
3x=-12
Step 2- divide by 3 on both sides of the equal sign to get your answer.
x=-1
Answer:
x = 1
Step-by-step explanation:
This is the answer because:
1) If x equals 1, then -3 x 1 equals -3
2) -3 - 9 = -12 (this is the answer because whenever there are two of the same signs, - and -, you have to multiply the signs, so - times - is equal to a +, therefore the equation will change into 3+9 which equals 12. Once you have 12, put the sign that the bigger number has. 9 has a minus sign in front of it which makes the +12 turn into -12)
Hope this helps! :D