7.5 x -2 = 28?

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2007-10-22 11:27:53 · 8 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

Reading as:-
7.5 / x ² = 30
7.5 = 30 x ²
x ² = 7.5 / 30
x ² = 1 / 4
x = ± (1/2)

2007-10-24 06:50:22 · answer #1 · answered by Como 7 · 0⤊ 0⤋

It's -15

2007-10-22 11:31:02 · answer #2 · answered by pwnage. 2 · 0⤊ 0⤋

7.5 x -2 = -15

2007-10-22 11:31:00 · answer #3 · answered by Jeff A 5 · 0⤊ 0⤋

7.5 x -2 = -15

2007-10-22 11:30:50 · answer #4 · answered by amy 1 · 0⤊ 0⤋

No. It is -15

2007-10-22 11:49:15 · answer #5 · answered by tj is cool 5 · 0⤊ 0⤋

x is 4

2007-10-22 11:35:29 · answer #6 · answered by Anonymous · 0⤊ 1⤋

-15

2007-10-22 11:37:54 · answer #7 · answered by Mia 1 · 0⤊ 0⤋

7.5 x -2= 28.......INNCORRECT

7.5 x -2= -15......RIGHT

2007-10-22 11:58:38 · answer #8 · answered by Zahera♥ 4 · 0⤊ 0⤋