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-9r equals 20 plus r?
-9r = 20 + rsubtract r from both sides-10r = 20divide both sides by -10r = -2
What is 8 minus the product of 9 and r?
If we assume that "r" is unknown: -9r+8 or 8-9r It cannot be simplified further.
What is the solution for 3r - 9r equals 18?
3r - 9r = 18 wright equaton -6r = 18 combine like terms r = -3 solve
What is r plus 8r?
9r-- think of the 'r' as '1r' and add like you normally would.
3r plus 18 divided by 12 equals 4r - 48 divided by 4?
(3r + 18)/12 = (4r - 48)/4Multiply both sides by 12: (3r + 18) = 3*(4r - 48)or: 3r + 18 = 12r - 144Subtract 3r from both sides: 18 = 9r - 144Add 144 to both sides: 162 = 9rDivide both sides by 9: 18 = rAnswer: r = 18
Simplify -5r-9s plus 9r plus 3s-6?
You have to combine equal terms. -5r-9s+9r+3s-6 = -5r+9r-9s+3s-6 = 4r-6s-6
-9r plus 10r?
-9r plus 10r can be written as ( -9r + 10r) and the answer is r.
What is 3 plus 10-r plus 6r equals -3 plus 9r plus 5-5?
3+10-r+6r = -3+9r+0 13+5r = -3+9r 16 = 4r r = 4
What is Negative two n plus seven n minus r plus ten r?
It is 5n + 9r.
How do you simplify 9r plus 3r2-5r 7?
Combine the ' 9r ' and the ' -5r ' . Replace them with ' 4r '.
What is 9r squared-4s square over 9r plus 6s?
9r2-4s2/9r+6sIt looks like you can factors the numerator(3r + 2s)(3r - 2s) [This is the factored form of 9r2-4s2]Put this back into the equation(3r+2s)(3r-2s)/9r+6sYou can also factor the denominator3(3r+2s)Put this back into the equation(3r+2s)(3r-2s)/3(3r+2s)You can cancel out the 3r+2s on top and bottom because they are the same they equal 1. Therefore your final answer is3r-2s over 3You could go further and say this is...r-(2/3)seither one is correct
7r plus 3 plus 2r - 2?
9r-1?
What is the answer to 9 plus 5r-9r?
9-4r
-9r equals 20 plus r?
-9r = 20 + rsubtract r from both sides-10r = 20divide both sides by -10r = -2
How do you factor out the GCF of this expression 3G plus 18B plus 9R?
3(g + 6b + 3r)
16r to the 2nd power plus 81-72r equals?
16r2+9r
What is the answer of 9r equals 3r plus 6?
9r = 3r + 6 subtract 3r from both sides 6r = 6 divide both sides by 6 r=1 ■
