Answer:
There are no like terms hence they stay the same
Step-by-step explanation:
x + (y + 9)
There are no like terms
=x+y+9
(x + y) + 9
There are no like terms
=x+y+9
Answer:
Hi this sentence doesnt make sense
Step-by-step explanation:
c. 13/20 pizza because in all is key for addition, so 2/5 + 1/4 = 13/20 pizza
The solution is (-4,4)
Explanation: just plug both equations into desmos; the solution is found by looking at where the graphs of 2x+y=-4 and y=-1/2x+2 intersect.