0
It's a linear equation in ' a '.
When you see one of these, it often happens that curiosity overtakes you, and you begin to wonder about the numerical value of ' a ' that makes the equation true. Let's find out:
3a - 7a + 12 = 32
3a - 7a = 20
-4a = 20
a = 20 / (-4) = -5
The equation is true if ( a = -5 ).
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Earn +20 ptsQ: What is 3a-7a plus 12 equals 32?
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Continue Learning about Math & Arithmetic
What is 8 plus 24?
first add 12 plus 12 equals 24, then add 4 plus 4 and that equals 8. 24 plus 8 equals 32. 12 + 12 = 24 4 +4 =8 24 + 8 =32
5x plus 32 equals 7x plus 8?
x=12
If x plus y plus z equal 84 and x plus z equals 72 and x plus y equals 52 solve what is x what is y what is z?
y=84-72=12 z=84-52=32 x=84-12-32=40
What is the answer to 12 x plus 16 y equals when x equals 1 and y equals 2?
You plug in the values of x and y and solve 12x + 16y = ? 12(1) + 16(2) = 12 + 32 = 44
What is -32 plus 18 equals?
-14
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