What exactly do you need help with with this topic<span />
Answer: (3,-2)
Step-by-step explanation:


new system:

add.

plug in -2 for y

system:

Answer:
y = 167°
Step-by-step explanation:
The vertex of the triangle = 154° ( alternate angle to 154° )
The triangle has 2 equal legs so is isosceles with 2 base angles congruent
base angle =
=
= 13°
base angle and y are adjacent angles, lie on straight line AB and sum to 180°
y + 13° = 180° ( subtract 13° from both sides )
y = 167°
Answer:Ratio in miles per hour is 12 miles per hour.
Distance travelled is 60miles
Step-by-step explanation:
Speed=distance/time taken
24/2=12miles per hour
Therefore, distance travelled in 5 hours is 12*5=60miles
880
Underline the number in the tens place
look to the right
if number is greater than 5
add 1 to the underlined number
leave the numbers behind the underlined number zero