Answer:
x = 3, the error is that the -2x should be added.
Step-by-step explanation:
The -2x should be added to the left side.
3x - 7 = -2x + 8
3x + 2x = 8 + 7
5x = 15
x =3
Answer lest edited 3:11 PM Central, 11/24/2020
The answer is A. 88.8 cm2
Work:
74 x 2 = 148
14.8 = 29.6
Add them = 177.6
then 
Answer:
The cost of 250 g carrots is €0.45.
Step-by-step explanation:
Given that,
Cost of carrots is €1.80 per kg
We need to find the cost of 250 g of carrots.
1 kg cost = €1.80
We know that, 250 gram = 0.25 kg
0.25 kg cost = €1.80 × 0.25
= €0.45
So, the cost of 250 g carrots is €0.45.