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How can you use 3x7 to get 6x7?
6 x 7 is equal to 2 x 3 x 7. If you find the solution to 3 x 7, you can multiply it by 2 to get 6 x 7.
How can you use 2 x 8 to find 4 x 8?
You double the product of 2x8.2x8 equals 16. 16 doubled which equal 16x2 equals 32.4x8 equals 32.
What is the answer for 5c equals -75?
The 'answer' is the number that 'c' must be, if 5c is really the same as -75.In order to find out what number that is, you could use 'algebra'.First, write the equation, so that you can look at it:5c = -75Now, use the law of algebra that says: "If equals are divided by equals,then the quotients are equal".The left and right sides of your equation are equals. Divide them both by 5,and that law says that the quotients on both sides will be equal:c = -15
Find positive root of equation x3 equals 2x plus 5?
x^3=2x+5 x^3-2x-5=0 Graph the equation or use a calculator. x= 2.09455148
How do you solve 16x2 - 24x plus 7 equals 0?
If you can't factor it easily, use the quadratic formula.
