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# Pre Algebra Help!!

I know I have to multiply by 42, but......lost now......please show work -7 =m/-42

# pre algebra question

Please solve and show work   -7 = m/2

# A road crew is paving a 4/5 mile stretch of highway. If the crew can pave 1/10 mile of highway each day, how long will it take the crew to finish the job?

A road crew is paving a 4/5 mile stretch of highway. If the crew can pave 1/10 mile of highway each day, how long will it take the crew to finish the job?

# how do I write distributive property as an equivalent algebraic wxpression

1(u-3)     write this as an equivalent algebraic expression

# 1/3m+2/3m=-1

I don't understand what to do with the first part of the problem.

# if you have negative 3k and divide it by a negative 3k to cancel out will it be a positive? PLEASE ANSWER IN 24 HOURS

this is the problem we are working with, not sure if it should be a negative or positive 3k.           Actual problem: -3k+12=-6 ...

-2x+4>5(x-2)

# whats the perimeter of a square with a side four centimeters long

Whats the perimeter

# 3(x-2)+5x=10

could u show me the steps and the answer

# how to set up proportions?

for example ''Mrs. Stearns need to photocopy a 9.5 cm wide by 16 cm long picture. She wants to enlarge the picture so its length is 40 cm. How wide will the picture be?'' i need help on these...

# 4x-6x+x-5x

Solve in easy steps

# Algebra Equation

I am stuck on this particular problem: 3x + 4y - 2x + 3y? and also this problem: x + 40 = 2x - 20? I know I have to isolate the x's and y's, but am finding it a bit complicated to...

# x+y=2y-x=2

graph and find the intersection

# 92 is all the following except

A. A contant  B. A term C. An Expression  D. A variable

# solve using addition principle y-3/4=5/6

need to know the steps

# How do i collect/ combine like terms?

I am not sure how to do this, but i have an example problem.