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10 votes
What is 4a +28=10-2a ?​

2 Answers

2 votes
a= -3
hope it helps !!
User Jiejing Zhang
by
7.1k points
9 votes

Answer:


A=-3

Explanation:


~~4a+ 28 = 10-2a\\+2a~~~~~~~~~~~~+2a\\~~~~6a+ 28 = 10\\~~~~~~~-28~~-28\\~~~~~6a = -18\\~~~~~~/6~~~/6\\~~~~~a=-3

If you want to check your answer look below:


original~equation:\\4a + 28 = 10 - 2a \\\\To~check~your ~answer~plug~in~-3~for ~a:\\4(-3)+28=10-2(-3)\\[4 x -3 = -12] [ -2 x -3 = 6]\\\\\\Then~you~end~up~with:\\-12+28=10-6\\\\[-12+28=4] [ 10-6=4]\\\\Your solution then is:\\4=4\\This means that this is a true statement and that a=-3

Hope this helps let me know if you have any questions about my answer

User Iman Marashi
by
6.4k points
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