Question

1.twice a number, decreased by four
2.the difference of a number and two divided by seven
3.eight times the sum of a number and five
4. triple a number minus the sum of the number five

Answer 1

1 2x-4
2 (x-2)/7
3 8(x+5)
4 3x-(x+5)

Answer 2

you replace a number with x
decrese or difference means subtract
sum or increase means add
twice means to multiply by two
triple means multiply by 3
eight times means multiply by 8

Answer 3

thanks

Answer 4

what about 1/10y+10=50

Answer 5

well 1/10 is one tenth so one tenth of y plus 10 is equal to 50
i think that is what you are asking

Answer 6

does 1-4 need to be simplify

Answer 7

yes

Answer 8

how would I do that

Answer 9

well you can only simplify three and four. start by distributing the numbers infront of the parentheses