Combining Like Terms
3m+2m=
5m
What is the result of adding these two equations?
2x + 3y = -5
5x - y = -12
7x+2y=-17
What is the result of subtracting the second equation from the first?
2x + 7y = -8
2x - 5y = -1
12y=-7
Evaluate if c = 4
-4+12/c
-1
Dan had 12 peaches left at his roadside fruit stand. He went to the orchard and picked more peaches to stock up the stand. There are now 91 peaches at the stand, how many did he pick
79 peaches
8q+6+7=
8q+13
What is the result of adding these two equations?
-2x + 7y = -5
-2x - 4y = 6
-4x+3y=1
What is the result of subtracting the second equation from the first?
-4x - 2y = -2
x - 2y = 9
-5x=-11
Evaluate if n = 2
n-2n
-2
There were 8 roses in the vase. Melanie cut some more roses from her flower garden. There are now 15 roses in the vase. How many roses did she cut?
7 roses
m+8+6n-3=
m+5+6n
What is the result of adding these two equations?
6x + 2y = -2
3x - 2y = -5
9x=-7
What is the result of subtracting the second equation from the first?
x - 3y = 6
-8x - y =6
9x-2y=0
Evaluate if k = 2
4k + 7k - 2
20
There really 43 maples trees currently in the park. Park workers will plant more maple trees today. When the workers are finished there will be 93 maple trees in the park. How many maple trees did the workers plant today?
50 maple trees
5z-3+3z=
8z-3
What is the result of adding these two equations?
2x + 7y = 4
-2x - 8y = -2
-y=2
What is the result of subtracting the second equation from the first?
8x - 4y = -4
-3x + 4y = 5
11x-8y=-9
Evaluate if r = 4
6 - 4r + 9
-1
Tim's high school played 14 soccer games this year. The team won most of their games. They were defeated during 3 games. How many games did they win?
11 games
10k+1+8k+2=
18+3
What is the result of adding these two equations?
5x - 9y = 1
-7x + 2y = -5
-2x-7y=-4
What is the result of subtracting the second equation from the first?
-3x + 2y = 7
-3x - 2y = 4
4y=3
Evaluate if z = 7
7 - 4(2 + 6z)
-169
There were 27 bales of hay in the barn. Tom stacked more bales in the barn today. There are now 50 bales of hay in the barn. How many bales did he store in the barn?
23 bales of hay