Answer:
its just y axis
Step-by-step explanation:
Answer:
(3, 12)
Step-by-step explanation:
x + y = 15
x - y = -9
add them together
2x + 0y = 6
2x = 6
x = 6/2
x = 3
substitute 3 into any equation, i chose x + y = 15
3 + y = 15
y = 12
check for 2nd equation:
3 - 12 = -9
-9 = -9
Answer should be 9.42 units, hopefully this helped ^^
Right now his test scores average to 78.5 which mean if he wants to get an 80 for the final average, the lowest he can score is 94%
Answer:
90 degrees since it's a right angle
Step-by-step explanation: