2006-11-26 23:57:33 · 7 answers · asked by kyle l 1 in Science & Mathematics ➔ Mathematics
4x + 6x = - 20
10x = - 20
10x/10 = - 20/10
x = - 2
The answer is x = - 2
Insert the x value into the equation
- - - - - - - - - - - - - - - - - - - - - - -
4x + 6x = - 20
4(- 2) + 6(- 2) = - 20
- 8 + (- 12) = - 20
- 8 - 12 = - 20
- 20 = - 20
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2006-11-27 01:17:56 · answer #1 · answered by SAMUEL D 7 · 0⤊ 0⤋
4x+6x=-20 =>
x(4+6)=-20 =>
x*10=-20 =>
x=-20/10 =>
x=-2
2006-11-27 00:12:04 · answer #2 · answered by Clostridium botulinum 1 · 0⤊ 0⤋
4x+6x=-20
combine like terms
10x=-20
divide both sides by 10
x=-20/10
simplify
x=-2
2006-11-27 01:30:47 · answer #3 · answered by nicole 2 · 0⤊ 0⤋
4x+6x=-20
x(10)=-20
x=-20/10
x=-2
2006-11-27 00:03:53 · answer #4 · answered by Thomas B 1 · 0⤊ 0⤋
4x+6x=-20
(4+6)x=-20
10x=-20
10x/10=-20/10
x=-2
2006-11-27 00:00:35 · answer #5 · answered by bob the matrix 2 · 1⤊ 0⤋
10x equals 20, x equals 2...or neg 2 if thats a neg
2006-11-27 00:00:58 · answer #6 · answered by David B 6 · 0⤊ 0⤋
10x = -20
x = -2
2006-11-27 00:17:42 · answer #7 · answered by akakulasa 1 · 0⤊ 0⤋