Answer:
4(5t + 3j) = c
Step-by-step explanation:
4(5t + 3j)
c = cost
Answer:
- 14 coins of 5p
- 11 coins of 20p
Step-by-step explanation:
<u>Given</u>
- 5p coins = x
- 20p coins = y
- Total = 2.90 = 290 p
- Number of coins = 25
<u>Equations</u>
- x + y = 25
- 5x + 20y = 290 ⇒ x + 4y = 58
<u>Consider the first equation in the second one</u>
- x + y + 3y = 58
- 25 + 3y = 58
- 3y = 33
- y = 11
<u>Then x is</u>
<u>Answer</u>
- 14 off 5p coins and 11 off 20p coins
X = 2
This is definitely right cause its so easy lol
Answer:
20+4x
Step-by-step explanation:
4*5+4*x=
20+4x.
*Distributive law upon addition.*