Rewrite 7 - 8 using the additive inverse and display the new expression on a number line. O 7 +(-8)
-8 -7 -6 -5 -4 -3 -2 -1
0
1
2 3 4 5 6 7 8
078
0 1 2 3
4 5
6
7
8 9 10 11 12 13 14 15 16
07-(-8)
0 1 2 3 4 5
6 7
8 9 10 11 12 13 14 15 16
08-7
-8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0