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X minus 4 y equals negative 7?
One can say that X+7 equals 4Y but we can not get an answer for X or an answer for Y without knowing one of them first.
Could you please give a real life exampleWhy is plus multiplied by minus minus?
Let's say that if you increase your money on a transaction you have a "positive profit", if you lose money, you have a loss, which we will call a "negative profit". Let's say your profit is minus 100. If you repeat the transaction with a loss 5 times, you will still have a loss - in this case, the profit is minus 500.
Why is a negative exponent minus a positive exponent a negative exponent?
when you're doing a problem like that use this trick. let's say you have 3 to the -7 power minus 3 to the 4 power. -7 - 4 can also be shown as -7 + -4. i switched the minus sign to a plus sign and because i did that, i had to switch the positive 4 to a negative 4. so i got 3 to the -7 power plus 3 to the -4 power.
Does a posotive number minus a negative number equal a positive number?
KCC! keep change change ... lets say it is 6-(-7)= 6
What is negative one plus negative eleven?
negative twelve of coarse, just take of the negative out and just say 11 plus 1
