The sum of two numbers is 42. One number is 2 times as large as the other. What are the numbers?
unknown values: x,y
equation: x=2*y
equation: x+y=42
answer: {28; 14}
Nine more than four times a number is the same as one less than twice the number. Find the number.
unknown values: x
equation: 9 + 4*x = 2*x - 1
answer: -5
Twice the sum of a number and 8 is 40. Find the number
unknown values: x
equation: 2*(x+8)=40
answer: 12
find the three consecutive integers whose sum is 99
unknown values: x,x+1,x+2
equation: x + (x+1) + (x+2) = 99
answer: 32;33;34
What three consecutive even integers have a sum of 150?
unknown values: n,n+2,n+4
equation: n+(n+2)+(n+4) = 150
answer: 48; 50; 52
The sum of three consecutive odd numbers is 153. Which is the LARGEST number?
unknown values: 2*k+5
equation: 2*k+1+2*k+3+2*k+5=153
answer: 53
if the sum of a number and 7 is tripled, the result is 3 less than twice the number
unknown values: x
equation: 3(x+7)=2*x-3
answer: -24
One number is 5 more than another number. Three times the first plus twice the second is 30. Find the numbers.
unknown values: x,y
equation: x-y=5
equation: 3*x+2*y=30
answer: 8; 3
The difference between two numbers is 18. Twice the smaller number plus three times the larger is 74. What are the numbers?
unknown values: x,y
equation: x - y = 18
equation: 2*y + 3*x = 74
answer: 22; 4
The difference between two numbers is 9. The sum of twice the larger number and three times the smaller number is 33. Find the two numbers.
unknown values: m,n
equation: m - n = 9
equation: 2*m + 3*n = 33
answer: {12; 3}