galacticdragon galacticdragon

03-09-2017
Mathematics

contestada

The sum of 17 and twice a number is 87. Find the number.

Respuesta :

texaschic101 texaschic101

03-09-2017

" the sum " means add

17 + 2x = 87
2x = 87 - 17
2x = 70
x = 70/2
x = 35 <==

Answer Link

Otras preguntas

Ecological succession is typically a _______ process through which a developing ecosystem becomes _______ stable.

Lena is making two dishes for an event. Each batch of her and cheese recipe calls for 6 ounces of cheese and 2 tablespoons of basil. For every two pizzas she ne

How much land could someone own in the Royal period of Georgia?

PLEASE HELP ME I DONT UNDERSTAND.

which situation demonstrates the law of large numbers ? a. if you roll a six-sides number cube 36 times, you will roll a 4 six times. b. if 800 people are rando

Please help!! Worth 20 points!

What is the product of 3a + 5 and 2a +4a - 2

Identify the property that justifies the statement. ∠XYZ≅∠PDQ and ∠PDQ≅∠ABC, so ∠XYZ≅∠ABC.

Suppose 255,113 people live in a city. Is it reasanoble to say that about 300,000 people live in the city? Use the number line to help you solve the problem. Ex

What is a major tourist attraction in Nicaragua? a.)canyons b.)deserts c.)volcanoes d.)ski slopes