The answer to this equation is: 7q +12
6 times 4 is 24, divided by 2 is 12, minus 1 is 11, plus 5 is 16.
Answer:
-45k+72
Step-by-step explanation:
-10k +5k= -5k
16-7(-5k+8)
9(-5k+8)
-45k+72
Part(A):
To solve the system of Linear equations using Substitution:

Consider the first equation, x+y=7 implies x=7-y













PArt(B): Use a graph to verify your answer to the system:
Using Desmos graphing calculator, graph the two equations.