algebra
posted by ann .
7(u3)+2u=30
expand the parenthesis to
7u21 + 2u=30
combine the u's, add 21 to each side.
Respond to this Question
Similar Questions

Variable
SOLVING EQUATIONS WITH THE VARIABLE ON BOTH SIDES Solve the equation. Then check your solution. 4x9 = 7x+12 Just remember that one can add, subtract, multiply, divide, etc but whatever is done to one side must be done to the other … 
prealgebra
7x12=x+2+2x3x Solve for x Combine the terms on the right hand side first. Then add 12 to both sides and solve for x. 
maths algebra
3a2(2a+4) 3a2(2a + 4) you multiply the parenthesis by 2, giving you 3a 4a 8 combine like terms a8 
algebradistributive
how would you do this prob. negative4(5y+6) = negative 7y+3 thanks. happy halloween I'm going to assume your problem is this: 4  (5y + 6) = 7y + 3 If that's the case, distribute the negative over the terms in the parentheses first: … 
algebra
Solve each equation by factoring. 7x²243=0 I know I'm supposed to add 243 to the other side but don't know what else to do. Divide maybe? 
mathpre alg
not sure i did right 3(f+2)+9=13+5f 3f+6+9 = 13+5f +9 3F+15 = 12+5F GOT MIXED UP SOMWERE HELP 3f +6 +9 = 13 + 5f 3f + 15 = 13 + 5f 2f = 2 f = 1 drwls is correct You are doing OK up to this point: 3f + 6 + 9 = 13 + 5f Now combine any … 
algebra 1
ELEMENTARY ALGEBRA #3 Page 23 Chapter 3 Lesson 3.02 Solving Multistep Equations Reading Assignment: Study pages 126 – 129 Written Assignment: There are five steps to solve MultiStep equations, Match them in their proper order. … 
math
could someone check my work please? I have to solve for 'x' Questions ~ 1. 3x – 19 = 2 Add ‘19’ to each side of the equation ~ 19+19+3x= 2+19 Combine like terms~ 19+19=0 0+3x= 2+19 3x= 2+19 Combine like terms~ 2+19=17 
math
could someone check my work please? I have to solve for 'x' Questions ~ 1. 3x – 19 = 2 Add ‘19’ to each side of the equation ~ 19+19+3x= 2+19 Combine like terms~ 19+19=0 0+3x= 2+19 3x= 2+19 Combine like terms~ 2+19=17 
Math
How could Jason solve for T in this equation?