rebecahserie
rebecahserie
04-05-2017
Mathematics
contestada
what is the value of r in: 1/7(105+r)=20
Respuesta :
Noah11012
Noah11012
04-05-2017
Use the distributive property.
1/7(105 + r) = 20
15 + (1/7)r = 20
Then subtract each side of the equation by 15.
15 + (1/7)r = 20
(1/7)r = 5
Divide both sides by 1/7.
(1/7)r = 5
r = 35
So, the answer to this question is r is equal to 35.
Answer Link
VER TODAS LAS RESPUESTAS ( 17+ )
Otras preguntas
Which of the following would be the most effective long-term solution to fighting desertification in the Sahel? a. planting trees throughout the Sahel b. cons
What ancient Mesoamerican civilization were known for large stone monuments? a. the Aztec b. the Olmec c. the Maya d. the Inca
Why is September 16 so important for Mexico
Tim can type 30 words in 34 of a minute. Justin can type 32 words in 45 of a minute.How many words can Tim and Justin type altogether in 5 minutes
If the sperm gamete that fertilizes an egg has a(n) _____ chromosome, it will form male offspring. X Y XY XX
What effect do you think the Pyrenees, Alps, & Carpathian Mountains had on life in medieval Europe?
Lee has a jar of 100 pennies. she adds groups of 10 pennies to the jar. she adds 5 groups. what numbers does she say?
Someone help please?
Factor by grouping 5x+15+xy+3y
whats 3/5 + 5/9 (fraction) and 4/7 - 2/3
