(3x) + (x+60) = 180
4x + 60 = 180
Subtract 60 from both sides
4x = 120
Divide 4 from both sides
x = 30
Answer:
It's B
Step-by-step explanation:
So (m+n)/2= 7
To find m+n, multiply both sides by 2
m+n=14
Final answer: C
Answer:
When you multiply two negative numbers or two positive numbers then the product is always positive. 3 times 4 equals 12. ... When you divide a negative number by a positive number then the quotient is negative. When you divide a positive number by a negative number then the quotient is also negative.
Step-by-step explanation:
Answer:
SUBTRACT
Step-by-step explanation:
