Answer:
3
Step-by-step explanation:
the answer is x=3 because 4x3 = 12 + 1 = 13. there's your answer. please mark me brainliest!!!
Answer:
-7/27
Step-by-step explanation:
-14/54
Hope this helped :)
X+ y = 10
2x = 2y+4
2x/2 = 2/2y+4/2
x = y + 2
x+y = 10
y+2+y=10
2y + 2 = 10
2y +2-2 =10-2
2y = 8
2y/2 =8/2
y = 4
x + y =10
x + 4 =10
x +4-4 =10-4
x = 6
Check
2x = 2y +4
2(6) = 2(4) +4
12 = 8+4
12= 12
Answer:
option 2nd
Step-by-step explanation:
You've selected wrong one
it's first row, last one
to find the graph is a function or not, it should pass vertical line test.
Draw a vertical line through each graph. It should not cut your graph more than once.
2nd graph from first row is passing vertical line test. so it is a function b
