Answer:
3x = 4-x "hope this helps"
Step-by-step explanation:
Answer:
82
Step-by-step explanation:
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Answer: y= 12x +40
Step-by-step explanation:
Answer: v = u= 
Step-by-step explanation:
v= cos45 * 4= 
- Apply Pythagorean theorem
= 
We have u = 
Answer:
b) 1000x + 115
Step-by-step explanation:
C = 20y + 15
= 20(50x + 5) + 15
= 1000x + 100 + 15
= 1000x + 115