0
Best Answer
x + 3x = 40
4x = 40
x = 10.
Wiki User
∙ 2011-06-08 18:39:52This answer is:
Study guides
3.8
☆☆
2564 ReviewsAdd your answer:
Earn +20 ptsQ: What is x if x plus 3x equals 40?
Write your answer...
Submit
Still have questions?
Continue Learning about Other Math
Related questions
3x plus 2x equals 40?
3x + 2x = 40 5x = 40 x = 8
10-3x equals x-2x plus 40?
10 - 3x = x - 2x + 40 10 - 3x = - x + 40 10 - 40 = 3x - x -30 = 2x -15 = x
What is the solution to this equation 4x plus 10 plus 3x equals 40 minus 3x?
4x + 10 + 3x = 40 - 3x 4x + 10 + 3x + 3x = 40 20x = 40 x = 2
What is the value of x for 3x plus 5x equals 40?
5
X plus 30 equals 3x-50 solve for x?
x+30 = 3x-50 x-3x = -50-30 -2x = -80 x = 40
3x plus 5 equals x plus 19?
if 3x+5=x+19 then x=7
Solve by the method of elimination 2x plus 3y equals 40 3x plus 2y equals 20?
y=16 x= -4
What is x plus 3x equals x plus x plus 10?
X= 5
2x plus 9 equals 49 -3x?
2x+9 = 49-3x 2x+3x = 49-9 5x = 40 x = 8
If x and y are prime numbers and 3x plus 4y equals 143 then what is the value of x plus y?
x + y = 17 + 23 = 40
Factor x2 plus 3x - 40?
x2 + 3x - 40 = (x + 8)(x - 5)
IF 7x -4 equals 3x plus 36 what is x?
7x-4 = 3x+36Add 4, it cancels out.. So,7x = 3x+40Now subtract 3x from 7x..4x = 40..40 divided by 4 is 10So, X= 10
People also asked
Featured Questions
Subjects
Math Science History Business Arts & Humanities Social Studies Engineering & Technology Other Arts & Entertainment Sciences Humanities Sports Auto Hobbies Books and Literature Electronics Food & Drink Jobs & Education Law & Government Travel & Places People & Society Beauty & Health Animals & Plants All Subjects
Made with 💙 in St. Louis
Copyright ©2023 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.