Answer:
4(x+4)
Step-by-step explanation:
Answer: 39
Step-by-step explanation: you have to plug in -4 into each x so that would be f(-4)=2(-4)(2)+7(-4)(3)-8(-4)(2)-21(-4)+7= 39
Answer:
Step-by-step explanation:
Are you trying to find a variable expression? the product of 86 means multiplication so 86*n or 86n. Other than that I dont understand the question.
2 and 7 because it will stay constant
188
141 divided by 3 is 47 so 47 times 4 is 188