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-3x-y equals 3 and -3x-5y equals -21 please help me solve the above equation through the substitution method.?
-3x = 3 + y 3 + y - 5y = -21 -4y = -24 y = 6 x = -3
What is th y intercept of 7y plus 3x-21 equals 0?
3
A number multiplied by three equals 21. Find the number. Let x the number.?
If: 3x = 21 then x = 7
The sum of two numbers is 84 one number is three times the other what are the two numbers'?
a+b=84 a=3b 3b=84-b 4b=84 b=21 a=3*21 a=63 The two numbers are 21 and 63lets call the one number X and the other Y so y equals 3X so 3X+X equals 84 so 4X equals 84 we divide by 4 so x equals 21 so y equals 21*3 equals 63 so the two numbers are 63 and 21
What is the answer to 42 divided by something x 3multiplied by 12 equals 24?
(42/3x)*12=24 42/3X=2 42=6X x=7 if it'isn't 3x but x^3 then 21=X^3 21^(1/3)=2.76
What is 3x 7 equals to?
21.
What is 3x-3 equals 7x 21?
If: 3x-3 = 7x+21 Then: x = -6
What is answer 3x-6 equals 15?
3x-6=21-6=15
-3x equals -21 plus 4x?
-3x=-21+4x-3x-4x=-21+4x-4x-7x=-217x=217x/7=21/7x=3
What is x if -3x equals 21?
x=-7
Solve for x 3x equals 96-75?
3x=96-75 3x=21 x=7
What is the answer for 3x equals 96-75?
3x = 96 - 75 produces the equations 3x = 21 and x = 7
How do you solve 3x minus 6 equals 21?
3x-6 = 21 3x = 21+6 x = (21+6)/3 x = 9 You shouldn't ask us to solve your math homework.
What is the value of x and y in 3x-y equals 21?
-18
What is x if y equals 21 for the equation y equals 4-3x?
12
What does x stand for in the problem 3x equals 96-75?
In 3x = 96 - 75 the "x" stands for the number which, when multiplied by 3, equals the difference between 96 and 75. 96 - 75 = 21 If 3x = 21 then x = 21 divided by 3, or 7
What is the answer for x 3x equals 96-75?
Solve for x: 3x=(96-75) 96-75= 21 / 21:3= 7
