Solving Problems Involving Algebraic Expression

Question

AstaTyro

Asked: April 8, 20212021-04-08T00:46:02+00:00 2021-04-08T00:46:02+00:00In: Middle School/Junior Secondary School

Sandy’s allowance is (2x^2 + 7x + 5) pesos a week. How much is her allowance in

(2x + 1) day?

You must login to add an answer.

Need An Account,

acedstud · Answer 1 · 2021-04-12T17:06:41+00:00

acedstud

Given that Sandy’s allowance is $2x^2+7x+5$ a week, this means that her allowance each day is $\dfrac{2x^2+7x+5}{7}$ .

Thus, in $2x+1$ days, her allowance is $(2x+1)\dfrac{2x^2+7x+5}{7}=\dfrac{4x^3+14x^2+10x+2x^2+7x+5}{7}$

$=\dfrac{4x^3+16x^2+17x+5}{7}$ .

AcedStudy Latest Questions