Combining Like Terms
Simplify:
4x + 3v + 7x
11x + 3v
If a equals 7 and b equals 2, then what is a2 x b3
392
75 equals...
1: 35 2: 16,807
3: 78,125 4: 49
16,807
Isha is getting a new mouse. She wants to find out all the possible arrangements of the letters in the word mouse to try to come up with a name. How many possible combinations are there if no digits repeat?
120
5in
Simplify:
5z - 9r2 + 2r2 - 15w + 8z
13z - 7r2 - 15w
If c equals 3 and d equals 5 1/2, then what is cd + 13.5?
30
-52 equals...
25
Jimin is changing her computer password. The password must have 3 letters and 3 one-digit numbers. How many possible combinations are there if no digits repeat?
11,232,000
If side a is -5in and side b is 2in, then what is the length of the hypotenuse? Round to the nearest tenth.
5.4
-13q + s - 2s + 4q - 19 q
-28q - s
If e equals -8 and f equals -12, then what is 7e - 15ef
-56 - 1,620
Which is greater?
1: 55 divided by 5-4
2: 19-3
55 divided by 5-4
Lavinia wants to put in a good password for her Apple Watch. She needs 4 one-digit numbers. She decides that the first number will be even, the next two will be odd, and the last will be even again. How many possible combinations are there if no digits repeat?
400
If the hypotenuse has a length of 50in squared, and the length of side a is 20in, what is the length of side b? Round to the nearest tenth.
45.8
4 (17u + 2)
68u + 8
If g equals 16 and h equals -1, then what is 3g2 + (5h x 2)
778
What is 22 x 23
32
Remy loves hidden codes. She told her friend Milana the code to her pencil case. One day, when Remy is absent, Milana needs to borrow a pencil, but she forgot the code! She knows it's a 10 digit code. The first five numbers are odd, the next two are even, and the last three are composite numbers. How many possible combinations are there if no digits repeat?
57,600
If side b is 30cm, and the hypotenuse is 10m, then what is the length of side a? Round to the nearest hundredth.
9.95
21u2 (7 - 18) + 9y - 14u2 + 8y
-245u2 + 17y
If i equals -9 and j equals 4, then what is the square root of 2i2 divided by j?
9
What is 621 divided by 616
7,776
Yanilla forgot her locker combination. She knows it's a five digit code. The 1st and 3rd digit are even, the 2nd and 5th digit are odd, and the 4th digit is divisible by 3. How many possible combinations are there if the odd digit repeats?
1,875
If side a is 14m and the hypotenuse is 17.08, then what is the area of the triangle? Round to the nearest tenth. (side b is the bottom of the triangle)
670.1