Answer:
the answer is (A) the solution is incorrect the mistake is from step 1 when they were subtracting the 7 it should have been a negative -4 then divide it by 2 , considering the 2 is positive it would keep the -4 a negative when dividing so the answer would be X= -2
Step-by-step explanation:
hope that helps :0!!
Answer:
3
Step-by-step explanation:
80% is your correct answer
X+y=70
x-y=26
add te equations
x+y=70
<u>x-y=26 +</u>
2x+0y=96
2x=96
divide by 2 both sides
x=48
sub back
x+y=70
48+y=70
minus 48 both sides
y=22
the 2 numbers aer 48 and 22
Answer:
1-342.1
2-557.2
3-285.2
4-201.6
5-33.1
6-6
7-356.4
8-1000
Step-by-step explanation: