x + 12 = 38.
Subtract 12 from 38, getting 26.
The 12 goes away because you subtracted it.
x = 26, it cannot equal ten.
12 + 10 + 11 equals 33
- log(2.3 X 10 -12 ) = 11.6 pH -----------------very little H + concentration in this solution.
4.8
No
It is: 12+(-4)-(-10) = 18
12 + 10 + 11 equals 33
- log(2.3 X 10 -12 ) = 11.6 pH -----------------very little H + concentration in this solution.
10 plus 10 equals 20 20 divide by 10 equals 2 2 plus 10 equals 12
4.8
No
No, it equals 10.
-5x + x + 9 = -4x + 12 -4x + 9 = -4x + 12 9 = 12 This equation has no solution.
It is: 12+(-4)-(-10) = 18
(x, y) = (3, 7) is a solution.
-10
x = 3 and y = 2
5 plus 25 equals 60. Need to solve for 5 plus 25 equals ?: 2 plus 10 equals 24 is equivalent to 2 × (1 plus 5) equals 2 × (12); and 3 plus 15 equals 36 is equivalent to 3 ×(1 plus 5) equals 3 × (12); thus 5 plus 25 equals ? is equivalent to 5 × (1 plus 5) equals 5 × (12); thus ? = 5 × 12 = 60.