Y+Y+30=90
2Y=60 /:2
Y=30
PNQ=30°
QNO=30+30=60°
Using that 1 mile = 1,6 km so 5 miles = 5*1,6 = 8 km
and 250 miles = 250*1,6 = 400 km
Answer:
That should be it if I'm not mistaken. The first one is y= 4+x, and the second one is y= 2x
Step-by-step explanation:
Can I get Brainliest if I'm right?
FACTORISATION IS BASICALLY FINDING LIKE-TERMS.
1. FIND THE HCF OF 8. HERE, THE HCF IS 8. ALSO, CHECK ALL THE LIKE-TERMS. LIKE-TERMS ARE OUTSIDE THE BRACKET AND UNLIKE TERMS ARE INSIDE.
2. ADD THE TERMS IN THE BRACKET AND THE TERMS OUTSIDE THE BRACKET FROM STEP 1.
8x + 8y + rx + ry
1. 8 (x + y) + r (x + y)
2. (x +y) (8+r)