Intro to Algebra

Simplify by combining like terms:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Simplify: 2(4 + 9w)

• 8+9w

• 2+9

• 8+18w

• 2+9w

• -16x+28y-20

• -8x-28y-20

• 12xy-20

• -16x-28y+20

Simplify d + d + d + d =

• d⁴

• 4d

• d4

• 4 + d

• 8y+5
• 3y+3
• 7y+5
• 7y+4

• 8

• 17

• 8 and 17

• No constants here

Simplify the expression: 4\left(3+2w\right)-w+2

• 7w+14

• 19w+2

• 21w

• w+14

How could you write this expression in words?

• 3 plus x minus 4

• 3 divided by 4 plus x

• 3 times x divided by 4

• 3 times x minus 4

How can you express this expression in words?

• negative 3 minus 4

• negative 3 times -4

• negative 3 times  a number, x, minus 4

• negative 3 divided by a number, x, minus 4

• -8x-12y+z

• -20xy +z

• -8x-12y -z

• -7x-11y