SOLUTION: solve for the variable: 3(a+4)+a = 7a-(a-2)-10

Question 807230: solve for the variable:
3(a+4)+a = 7a-(a-2)-10
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
By algebraic simplification:
---
3(a + 4) + a = 7a - (a - 2) - 10
3a + 12 + a = 7a - a + 2 - 10
4a + 12 = 6a - 8
6a - 4a = 12 + 8
2a = 20
---
Answer:
a = 10
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Convert fractions, decimals, and percents:
https://sooeet.com/math/fraction-decimal-percent.php
---
Calculate and graph the linear regression of any data set:
https://sooeet.com/math/linear-regression.php
RELATED QUESTIONS
Solve for the variable specified. 7a-b=15a, for... (answered by sofiyac)

7a=2(a-10) (answered by texttutoring)

7a=2(a-10) (answered by ichudov)

7a-2(a+4) (answered by mananth)

Factor completely... (answered by algebrahouse.com)

7a-(a-5)=-10 (answered by nerdybill)

Find the factor of: 2a+7 3a-4 --------- - ------------ (answered by ankor@dixie-net.com)

3/4(7a+2)=10 (answered by mszlmb)

could you show me how to solve this problem... 4 and 5 7ths a - 2 and 3 7ths a=? ( 4 5/7a (answered by vleith)