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Sam's height is 15 centimeters less than 2 times Martha's height. If Sam is 185 centimeters tall, and Martha's height is x, the relationship between the heights can be represented by the equation 2x −
answered
Dec 29, 2018
Mathematics
middle-school
6
votes
105k
views
Matt is showing his work in simplifying (6.2 − 1.6) − 4.4 + 7.8. Identify any error in his work or reasoning. Step 1: (6.2 − 1.6) − 4.4 + 7.8 Step 2: 6.2 + (− 1.6 − 4.4) + 7.8 (commutative property) Step
answered
Oct 13, 2018
Mathematics
middle-school
3
votes
4.5k
views
When a cup of water is dropped, as the cup falls, does the water in the cup stay in the cup?
answered
Sep 21, 2018
Physics
high-school
4
votes
212k
views
How many protons are in Florine whose atomic number is 9 and atomic mass is 19? * 9 10 19 28
answered
Sep 2, 2018
Chemistry
high-school
2
votes
203k
views
At a Saturday morning job, Beatriz stuffs 611 envelopes with 2 pages each and must pack them into y boxes for easy transportation to the post office. If there are 13 boxes, how many envelopes should Beatriz
answered
Jul 19, 2018
Mathematics
college
2
votes
59.9k
views
karin wants to use distributive property to find the value of 19*42+19*58 mentally. which expression can she use
answered
Mar 5, 2018
Mathematics
middle-school
4
votes
214k
views
How does the sun provide the energy for surface ocean currents
answered
Dec 30, 2017
Social Studies
middle-school
3
votes
17.5k
views
1. A car that increases its speed from 20 km/h to 100 km/h undergoes ____________________ acceleration. 2. It usually takes more force to start an object sliding than it does to keep an object sliding
answered
Sep 9, 2017
Physics
high-school
6
votes
149k
views
The German use of _______ caused tension to increase between the U.S. and Germany.
answered
Feb 6, 2017
Social Studies
college
2
votes
109k
views
The term suffrage refer to the
answered
Nov 9, 2016
History
high-school
1
vote
197k
views
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