Answer:
Jessica spent 10 months in Spain and 8 months in Colombia.
Step-by-step explanation:
Let x be the number of months Jessica lived in Spain, then she lived 18 - x months in Colombia.
She learned an average of 160 words per month when she lived in Spain, so she learned 160x words in Spain.
She learned an average of 200 words per month when she lived in Colombia, so she learned 200(18-x) words in Colombia.
In total, she learned a total of 3,200 new words, thus

Jessica spent 10 months in Spain and 8 months in Colombia.
AGB and DGE are acute angles so DGE= 30°. EGF is 100° (50+30+100 {in that order}) (idk the rest
Answer:
2.2 degrees per hour
Step-by-step explanation:
22/10=2.2
Please- Parenthesis
Excuse -Exponets
My - Multiplication
dear- Division
aunt- Addition
sally- Subtraction
Answer:
x: 3 = 23 -15
x = 8 x 3
x = 24
Step-by-step explanation: