Answer:
the awnser is 45
Step-by-step explanation:
I believe it is 4 to make it able to divide by both sides
Answer:
5x + 10 = 240
Step-by-step explanation:
Answer:
Step-by-step explanation:
378,903,970.
-7x - 2y = 19
4x + y = -12
Set y equal to each other (opposite signs are fine and you could also set x equal instead of y)
-7x - 2y = 19
8x + 2y = -76
Add equations together
x = -52
Plug x value into an equation
4(-52) + y = -12
Solve for y
-208 + y = -12
y = 196
Hope this helps! ;)