twelve men would take 15 days to finish a job if each works 8 hours a day. If this job has to be finished in 10 days, finished in 10 days, find the total number of extra hours that these 12 men must...

twelve men would take 15 days to finish a job if each works 8 hours a day. If this job has to be finished in 10 days, finished in 10 days, find the total number of extra hours that these 12 men must...

I never asked the teacher anything and niw i am confused. Could you help

f(-2)=4/5 f(2)=1/20

Write the equation of a line perpendicular to the given line and passing through the given point. y=-2/3x +2; (3,3)

A school organised a ballot amongst its students to elect two student representatives on the school council. Each student could vote for a maximum of two candidates. The results of the three candidates...

Equation word problem

im having trouble can you solve it?

The gizmo store sells gizmos. You pay $3 for the first 3 gizmos and $0.75 for each additional Gizmo.

a. Define an independent and a dependent variable and describe a function that arises from this scenario. Give any restrictions on the values of the independent variable. b. Find an equation...

I've been on this one for quite a while.

find y if a^3y-5 = 1 / a^2

James scored a total of 15 points during a basketball game. During the game he made only free throws worth 1 point each and 3 point baskets. He made a total of he made a total of 7 baskets. How many...

3a + 2b =7 a -2b =5

a. How lone was the ball in the air b. What is the ball's maximum height? c. When will the balol reach its maximum height?

Please help me solve this question

A. –10x + 4y = –3 B. 2x + 4y = 3 C. 2x – 4y = 3 D. 2x + 4y = –3

Just a little confused on this math question need help on how to do it with steps explaining

Where Sn is the sum, n is the number of terms, a1 is the first term, and an is the last term. Plugging in we get Sn = 20(3 + 98)/2 Sn = 1010 ?????why are we dividing...

We know the answer to this is 98 but can not figure out how to solve. Help a 7th grade student solve step by step.

I need the equations. I need to graph the lines.

Find the solution of the equation: x^3−3x^2+2x−2=0 Approximate your answer to the nearest hundredth.

Find the solution.