Answer:
4 :)
Step-by-step explanation:
A) 45 mins
each big square represents 15 mins
b) 100km/h
speed= distance/time so it would be 50km/0.5h= 100km/h
Hope this helps! :)
Answer:
$10
Step-by-step explanation:
Let x be the amount the youngest sister gets
x + (x+5) + (x+10) + (x+15) + (x+20) = 100
5x + 50 = 100
5x = 50
x = 10
Answer:
14
Step-by-step explanation:
So we have the expression:

Substitute 2 for a, 3 for b, and 4 for c:

Multiply:

Add:

Your answer is x=21/4
first you subtract 7/2 from both sides to isolate x
then you simplify
hope this helps:)
brainliest?