7a + 10 = 2a subtract 2a from both sides
-2a -2a
5a + 10 = 0 subtract 10 from both sides
-10 -10
5a = -10 then divide both sides by 5
/5 /5
a = - 2
Answer:
375
Step-by-step explanation:
Multiply 3x125=375cu
Answer:
She tipped the movers $80
Step-by-step explanation:
<u>Step 1: Make an expression
</u>
500 * 0.16
<u>Step 2: Combine inside the parenthesis
</u>
500 * 0.16
80
Answer: She tipped the movers $80
First the left side of an equation:"six added to twice the sum of a number and four": ( x - a number )
6 + 2 ( x + 4 )Then the right side:"one half of a difference of three and a number":1/2 ( 3 - x )And the solution:A ) 6 + 2 ( x + 4 ) = 1/2 ( 3 - x )