Hey there!
-18 + x(-6)
= -18 + (-9)(-6)
= -18 - 9(-6)
= -18 - (-54)
= -18 + 54
= 36
Therefore, your answer is: 36
REMEMBER!
• Negative & negative = positive
• Positive & positive = positive
• Negative & positive = negative
• Positive & negative = negative
• Negatives are smaller than 0
• Positives are bigger than 0
• Negatives are to the LEFT of 0
• Positives are to the RIGHT of 0
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)