12. What's the simplified form of x - 1 + 4 + 7x - 3?

A. 6x

B. 8x

C. 8x + 6

D. 6x + 3

19. Simplify and solve this equation: 4m + 9 + 5m - 12 = 42.

A. m = - 5

B. m = - 4

C. m = 4

D. m = 5

i'm really bad at simplifying

What is the hundreth place in decmials

Right now Seth's age is 4/5 the age of his brother Eric. Twenty-one years ago, Eric was twice as old as Seth. What are their ages now?

How is completing the square for an expression different than completing the square to solve an equation?

What is true about the lines Y=7x-10 and Y=7x + 10

What is the 6th value in the sequence with the explicit formula an=-2n-14? A - 26 B - 12 C - 10 D 6

Use a transformation to solve the equation. h + (-3) = - 0.6 h = 3.6 h = - 2.4 h = 2.4 h = - 3.6

the expressions 4b-6 and 2b+4 represent the lengths of the diagonals of parallelogram wxyz for what value of b is wxyz a rectangle

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