Answer:
(x, y) = (-1, 1)
Step-by-step explanation:
8x + y = −7
for y = 1
8x + 1 = -7
subtract 1 from boh sides
8x = -8
divide bot sides by 8
x = -1
(x, y) = (-1, 1)
Answer:
164.5, if thats wrong then 258.5
Step-by-step explanation:
Divide 94/4 and then you get 23.5 so you multiply 23.5 x 7=164.5 but I wasn't sure if it was either 4 years and then add another 7 or if it was just 7 years so I also did 23.5 x (7+4)= 23.5x11=258.5
Answer:
(8,0) and (0,6)
Step-by-step explanation:
Answer:
-24
Step-by-step explanation:
This is a simple multiplication problem. 8 times 3 is 24, and since one of the numbers is negative, the product (answer in multiplication) will be negative.
In multiplication and division of integers (positive and negative numbers), if the numbers have the same signs, the answer is ALWAYS positive, and if the numbers have different signs, the answer is ALWAYS negative.
