Which phrase matches the algebraic expression below? 2(x-7]+10
a. two times the sum of x and seven plus
b. two times the difference of x and seven plus ten
c. two times x minus seven plus 10
d. two times x minus the sum of seven plus​

Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr