Answer:
2y + 7x = -5 (1)
5y – 7x = 12 (2)
Add (1) and (2)
=> 2y+5y +7x-7x = -5+12
<=>7y =7
<=>y=1
=> substitute y into (1) => 2 + 7x = -5
=> 7x =-7 => x =-1
The like terms are 6 and 4:
6 + x + 4
= x + 10
Where is the table how can i solve the problem
Answer:
B. 10
Step-by-step explanation:
Look at the chart.
Find how many members are 50-60 inches tall. (6)
Find how many members are 61-70 inches tall. (4)
Add each member count up. (10)
Answer:
-20
Step-by-step explanation:
-3x - 7y = -5
Multiply each side by 4
4(-3x - 7y) = -5*4
-12x -28y = -20